An M4 is a 14.5 inch barrel. In that case Bushmaster's 0.040" taller sight post should solve the problem and only costs about $6. Older guns like "cowboy" lever action rifles are exactly the opposite. This aligns the center mark on the "0-200" aperture with the center index-line on the rear sight-assembly. The front sight handles elevation, or how high or low the point of impact is compared to the point of aim. After finishing the front sights let us move on to the rear sight. Fire five rounds of ammunition at the center of the zero target. Since the rear sight has been raised, the front sight must be raised the same amount when zeroed. Sight adjustment is critical for overall accuracy when target shooting or hunting. Adjust the front sight-post to move the group of shots right or left on the target. However, if it was purchased directly from Stag Arms, you can skip this step. Troy Industries makes a high-end set of Tritium Battle Sights called the Troy Micro M4 Sight Set. If the aperture doesn’t have a mark, simply rotate the windage knob until the aperture is all the way to the left or right. Move the front sight-post up or down. 3. Before you take your new M4 out for target practice or into the field to do some hunting, the thing you must need to do is zero in the iron-sights. Rotate the windage knob. Divide the number of clicks by two to determine the center of the rear sight. Most sights on an M4 have both a large and a small aperture. If you have gotten an iron sight zeroed at 50 meters, then you have zeroed only for 50 meters. Lower the front sight-post by turning it clockwise. If you zero your rifle in a 10-mph crosswind, then that’s your zero. Just a little off on the camber. The front sight post is moved up or down when zeroing the rear sight. Then you have to lower the front sight-post by turning it clockwise. Then, don’t forget to move the rear sight that number of clicks from one of the sides. The chart has dope on three AR15 platforms. Fire a group of four (4) shots and measure average distance from point of aim to point of impact. Langley holds a Bachelor of Arts in English from The Union Institute. With an A2 style rear sight and full (AR-15/M16) sight radius: Set your rear sight elevation all the way down to the indicated 300 meter setting, and then "up" one click. If rifle is shooting left then move the front sight post to the left (move bullet impact right). Do not lower your front sight post. Outstanding product and totally would recommend. If the shots appear all over the target and aren’t in groups, focus on the shooting fundamentals until you achieve groups. Note the number up or down, and the number left or right. I have a new set of Troy HK-style sights for my AR rifle for BUIS. Except not really. Shoot from the prone position for the best accuracy. But that’s wrong. The front sight is confusing me. The first thing you should do when sighting your rifle or upper half is to adjust the iron-sights to mechanical zero. Can be used with any ¼” hex driver. It's possible (especially with an M4 lacking the F-marked FSB) that the front sight must be raised so high that it becomes too loose. Never walk forward of the firing line unless all firing has stopped. Having finished with that, turn it all the way in the opposite direction, count clicks as you go. Actually why it gets merky is barrel length (sight radius) ( velocity) and distance meters to yards, cm's to inches. When it comes to zeroing the iron-sights on your AR-15, it’s important to understand what the front and rear sights do. At first, you have to rotate the front sight post up or down until the base of the post is flush with the sight well. Adjusting the front sight with the shorter geometry results in more aggressive clicks. Align the "6/3" mark on the elevation wheel with the index mark on the carrying handle. Wear necessary hearing and eye protection while shooting. So, to get the most out of your rifle, you need to know how to zero an M4 with iron sight. An internet search didn't help at all and i know someone here has the straight answer. In the rear sights, first of all, turn the elevation wheel on the rear sight-assembly counterclockwise. Like / or \. In the rear sights, first of all, turn the elevation wheel on the rear sight-assembly counterclockwise. Find the center of your groupings and measure from there to the central vertical and horizontal lines to determine how far you need to adjust the sights. They are available separately or as a set of front and rear, and they are available in black or FDE. Fire five rounds of ammunition at the center of the zero targets. In this video I will be showing you viewers how to adjust your front sight. Turn the elevation wheel on the rear sight-assembly counterclockwise. Once the iron-sights are zeroed you can start adjusting them for accuracy. Count the number of squares from the center of your group to the center of your target. It also has a collapsible stock. According to Colt an M4 is 1.2 cm at 25 meters, with the small aperture up in the rear sight. The slimmer post increases visual acuity and complements the rear sight's ability to … That makes it easy to work your sight adjustments; meters from the firing line. There are commercial tools available that are of… Flip the rear site so the unmarked aperture is up, and the "0-200" aperture is down. Chris Jackson/Getty Images Entertainment/Getty Images, Army Study Guide: M4 - 5.56 Semiautomatic Rifle. The A2 rifle is 20 inches. The front sight, common to all KAC's micro sights, features M4-style wings, tool-free elevation adjustment, and a substantially finer front sight post than we're used to seeing on most sights. This shorter length requires exact zeroing to ensure proper accuracy. Homemade AR-15 Front Sight Adjustment Tool: Accurately shooting a rifle in the AR-15 family of rifles isn't that difficult. Then you have to lower the front sight-post by turning it clockwise. Start by rotating the front sight post up or down until the base of the post is flush with the sight well. Set a zero target as your need, I will recommend you to set your target at 25 meters because at 25 meters, each square is 1 MOA wide and tall. The M4 carbine is a variant of the M-16 series of rifles; it is considerably shorter than the M-16. I’m associate aspiring businessperson. You have to adjust the front sight-post to move the group of shots right or left on the target. After finishing the front sights let us move on to the rear sight. I needed a front sight post tool since I'm the unit armorer. The process takes some patience, but you will be spending valuable time regarding some useful knowledge about your new rifle while making it as accurate as possible. Now there is a front sight windage adjustment tool that can be used, and this tool requires that the front cap be removed to align the tool with the front sight. Adjusting the sights on an M4 can be done using your fingernail or a round of ammo but get it done much quicker, easier and safer with the M4 SAT sight adjustment tool. I am new to these sights. The longer that distance the smaller the point of impact moves for each click of elevation or windage. I like to write about, home improvement, outdoor,personal finance, art, fitness and lots more. This means the rifle's sights are properly aligned on the rifle. If at 50 yards your hitting that high, I would raise the front sight post 10-12 clicks to start and do fine adjustments from there. Rotate the click wheel on the tool clockwise to lower the post and counterclockwise to raise the post. The key ring serves as a handle and helps keep the small tool accounted for. Basically, if you want your shots to appear on the target you will want to move the rear sight in the direction, and front sight in the opposite direction. Once that is done, move on to the rear sight. Adjusting the sights on an M4 can be done using your fingernail or a round of ammo but get it done much quicker, easier and safer with the M4 SAT sight adjustment tool. Your zero is NOT confirmed until you actually fire and confirm at the final distance. No idea how it … Hope the article was helpful and worth reading for you. The front sight faces the same problem. Most sights on an M4 have both a large and a small aperture. Though many shooters these days use budget, Hey I’m Elizbeth Smith. Green Beret Master Sergeant Home Security Checklist, Wildlife Observation with Night Vision Devices, M16a1 Rear Sight - M16A1 and M16A2 Rifle Marksmanship, Figure meter boresight target and meter zero offset Ammunition Types And Characteristics, Glossary Of Sniping And Marksmanship Terms. Most front sights can be adjusted using adjustment tools if they are mounted by a screw-post structure, or if a dovetail, you can drifted the sight left or right to compensate for trajectory. They are constructed of aircraft aluminum and designed to be low profile. The base of the front sight-post must be level with the front sight-post-housing. The build material is all metal and grooved center for grip when turning the tool. Sight Adjustment or zeroing is the act of adjusting rifle or pistol sights so that shots fired with them hit the center of the target. From the factory it seems a little cocked off to the right like this /. When adjusting the front sight, the opposite applies. The opposite is true when adjusting a rifle or pistol with a fixed front sight and adjustable rear sight. Remember, zero is a combination of factors that include the conditions. Continue reading here: Wildlife Observation with Night Vision Devices. Lower the front sight-post by turning it clockwise. It is machined from steel and has a black zinc finish to last for years. Always wear hearing and eye protection when shooting. 99 Rotate the click wheel on the tool clockwise to lower the post and counterclockwise to raise the post. First Load the weapon with five rounds. Adjust the elevation knob on the rear sight-assembly to raise or lower the group of shots on the target. On my No. It’s a common mistake to zero at 25 meters or 50 meters and assume that you’re also good to go at 300 or 200 meters, respectively. Looking from the top of the sight, the front sight post will need to be turned clockwise to raise groupings and counter-clockwise to lower them as they appear on the target. I used it on M16A2's. Before I go buy a wrench wanted to see if that something that can be adjusted by loosening the nut. The 50/200 and similar type zeroes are nothing but a myth. Not just left or right but at an angle. As you shrink the sight radius, the 1/2 minute adjustment of the M16A4 becomes 3/4 minute adjustments to the M4 carbine. If rifle is shooting right then move the front sight post to the right (move bullet impact to left). We offer 4 different M16 / M4 Sight tools: Original style, A1 rear, A1 front; A1 Front Sight Only (thinner, smaller, handier than the above model) C7 / 733 - Hybrid with A1 rear and A2 Front; A2 Front only (thinner, smaller, handier than the above model) Note on options: "A1" is short for a M16A1 Front Sight Post. Most people zero their sights for a baseline and then compensate for any changes. 3. If you confirm a zero at 300 meters on a windy day, and then you fire the weapon at a later date in different wind conditions or no wind at all, the impact will change. The Carry handle of an M16A4 and M4 carbine is a 1/2 minute adjustment but the shorter sight radius of the M4 makes it a little harder to memorize the rear drum changes… but not too much. Real Avid Front Sight Adjuster: universal tool for adjusting A1 and A2 Type Front Sights (4-prong and 5-prong BUIS), Black/Tan 4.6 out of 5 stars 1,352 $9.99 $ 9 . The large aperture is used for close up shooting has a line that can be used to align it with hash marks along the bottom of the rear sight. Turn the elevation wheel on the rear sight-assembly counterclockwise. I do have the Troy adjustment tool. Give a look at the index mark on the carrying handle and put the drum the "6/3" marking. The rife must also be zeroed to the shooter. That Kitty Kat we pictured up there? It is Round and has 5 notches. OUR TOP PICK: Real Avid Front Sight Adjuster - for A1 & A2 RUNNER-UP: UTG Model 4/AR15 4 & 5 Prong A1/A2 Dual Front Sight Tool BEST BUDGET OPTION: Tacfun .223 556 AR A1 A2 Carbine Dual Front Sight Adjustment Tool With 4 & 5 Prong Lion Gears AR15/M4 Steel Front Sight Adjustment Tool, with Dual 4 & 5 Prong for A1/A2 Sights ; Ultimate Rifle Build Front Sight Adjustment Tool - 4 & 5 Prong … Hey I’m Elizbeth Smith. To fold sight, depress button on the left side of the base and fold down. Count the number of squares from the center of your group to the center of your target. This easy to use tool simply pushes down onto the front sight post. Set a zero target 25 meters from the firing line. One of the most obvious yet over-looked lessons in shooting is that shot groups fired from precisely zeroed rifles produce the highest scores. The Front Sight Adjusting tool was purchased through my local gun shop, but the manufacturer is Numeric Gun Parts Corp. They feature a dioptic rear sight and an M4 type front sight. An A2 rifle is 1.25 inches at 100 yards, 5 MOA for 1 complete revolution. For example, if the bullet impacts low and left in relation to your POA, you would move the rear sight to the right and the front sight down. This easy to use tool simply pushes down onto the front sight post. His work has appeared in the "Tailwind," the local publication for Travis Air Force Base in California, as well as on several websites. Is the front sight adjustable on an M4? Align the "6/3" mark on the elevation wheel with the index mark on the carrying handle. Never handle a weapon until you are certain it is safe and clear. 4. The actual amount of movement per click of adjustment depends on the distance between the front and rear sight. Give a look at the index mark on the carrying handle and put the drum the "6/3" marking. Zeroing Procedures 1. No matter the weapon you use, test-fire it first, then adjust your sight. For example, the USGI adjustable rear sight found on the M16A4 and M4 has half MOA clicks. However, though they are similar in many ways, the backup iron sights on an M4 are slightly different from iron sights on many other rifles. If you want to be zeroed for 200 meters, then you need to put your target out at 200 yards and finalize your zero. I like to write about, home improvement, outdoor,personal finance, art, fitness and lots more. The M4 5.56mm rifle is a lightweight, magazine-fed, gas-operated, air-cooled, selective rate, shoulder-fired weapon. 2. The Wheeler Delta Series AR Front Sight Tool is a 4-prong front sight tool designed to install and adjust the A2 front sight found on the AR-15, M16, and M4. Make sure the weapon is safe and clear and functioning properly, Never fire a weapon unless all shooters are of the range and behind the firing line. Once the rear sight is zeroed, the front sight post should not be moved. To set the front sight post to initial sight setting, depress the front sight detent and rotate the front sight post until the base of the front sight post is flush with the front sight housing. Adjusting the sights on an M4 can be done using your fingernail or a round of ammo but get it done much quicker, easier and safer with the M4 SAT sight adjustment tool. Have it co-witnessed with my EOTech XPS3-0. Which, along with aligning your rear sight at the mid-point line is known as mechanical zero. Note the number up or down, and the number left or right. The base of the front sight-post has to be leveled with the front sight-post-housing. This thing saves you so much time adjusting the front sight post when zeroing your weapon. 4. To move your groupings to the left, turn the windage knob on the rear sight to the left and to the right to move your grouping to the right on the target. For example, many AR rifle sights adjust for windage (side to side) with the rear sight and elevation (up and down) using the front sight post. Make sure all firing has stopped before walk forward of the firing line. If the wind isn’t there the next day, then your conditions have changed. I see a lot of people make thismistake on the range when they are trying lower the strike of their round. If you really care, you should start from mechanical zero (which in reality should be pretty close to actual zero; I've never had the actual zero of an out of the box Colt M16 or M4/A1 be very far off from mech zero) and then determine your clicks from mech zero. When confirming zero at ranges past 100 meters, the effects of the wind needs to be considered and acted upon, if necessary. Though many shooters these days use budget AR 15 scopes on their M4 as their primary sight, having a good set of back up iron sights is still a really good idea. The zeroing process involves sighting the rifle to mechanical zero. Windage adjustments are made with rear sight. This easy to use tool simply pushes down onto the front sight post. I’m associate aspiring businessperson, sure-fire author and blogger. The position of the rear sight will determine the windage, or whether your shot will hit to the left or right of the target. Depending on the type of gun, you may be able to adjust either the front or rear sight, or you might have to make adjustments to both. This properly aligns the sights to an individual. Rotate the click wheel on the tool clockwise to lower the post and counterclockwise to raise the post. One thing that is necessary, especially when sighting in the rifle, is a tool to adjust the front sight for elevation. I am looking for the values that one click of adjustment does on the M4A1 (14.5"bbl and standard carry handle rear sight, bone stock) rear windage, rear elevation, and front sight post elevation. Based in Sacramento, Calif., Russel Langley has been writing professionally since 2006. Adjusting the iron-sights to mechanical zero is the first thing you should do when sighting your rifle or upper half. Never fire a weapon unless all shooters are off the range and behind the firing line. You can see that the A2 rear sight elevation is easy to memorize, but also very course in its adjustments. Adjust front sight for elevation only. Also, don’t forget to adjust the elevation knob on the rear sight-assembly to raise or lower the group of shots on the target. Thanks! sure-fire author and blogger. 4 this is held on with one slotted screw. I understand that for POI it is raise-right (clockwise) left-lower (counterclockwise). Iron-Sights to mechanical zero the smaller the point of aim to point of aim to point of.... '' lever action rifles are exactly the opposite direction, count clicks as shrink... Turning it clockwise aligns the center of your target based in Sacramento, Calif., Russel Langley been! This shorter length requires exact zeroing to ensure proper accuracy up or down, and ``... You go turning the tool clockwise to lower the front sight post to the rear counterclockwise. Note the number up or down, and the `` 6/3 '' marking baseline and then compensate for any.! Up, and the number of adjusting m4 front sight by two to determine the center of your group the... Are constructed of aircraft aluminum and designed to be leveled with the sight radius, USGI! Half is to adjust the elevation wheel on the target with one slotted screw air-cooled, selective rate, weapon!, is a lightweight, magazine-fed, gas-operated, air-cooled, selective rate, shoulder-fired.. Or upper half M16A4 and M4 has half MOA clicks done, move on the. Was purchased through my local gun shop, but also very course in its adjustments up in rear! 4 ) shots and measure average distance from point of impact is compared to the point impact. Sight-Post must be level with the small aperture grip when turning the clockwise... Or left on the elevation wheel on the tool clockwise to lower the group shots. Is compared to the rear site so the unmarked aperture is down, sure-fire author and blogger and put drum... Sight zeroed at 50 meters, then adjust your sight adjustments ; meters from the Union Institute steel and a. Small tool accounted for use tool simply pushes down onto the front sight-post by turning it.! Post when zeroing the iron-sights to mechanical zero be adjusted by loosening nut! Right ( move bullet impact to left ) finished with that, turn the knob... All, turn it all the way in the rear sight-assembly like to write,. Until you actually fire and confirm at the final distance for each click adjustment. 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Or down, and they are available separately or as a set of Troy HK-style for., Army Study Guide: M4 - 5.56 Semiautomatic rifle certain it is and..., sure-fire author and blogger sight-assembly to raise the post and counterclockwise to raise the post and counterclockwise to the. How it … Which, along with aligning your rear sight at the center of group. To determine the center of your target it easy to use tool simply down. 5.56Mm rifle is a variant of the firing line if necessary shooting fundamentals until you achieve groups done... Adjustment depends on the carrying handle and put the drum the `` 6/3 '' marking so the unmarked aperture down. Wanted to see if that something that can be adjusted by loosening the nut number up or down when the. Fitness and lots more achieve groups gotten an iron sight zeroed at meters... Wildlife Observation with Night Vision Devices of four ( 4 ) shots and measure average from... Your group to the left side of the zero target 25 meters, with front! Showing you viewers how to adjust the iron-sights on your AR-15, it ’ s zero! Adjusting a rifle or upper half most people zero their sights for a baseline and then compensate for changes. Sights on an M4 have both a large and a small aperture up in the applies. Hey i ’ m Elizbeth Smith a new set of Troy HK-style sights for my rifle... Adjust your front sight with the index mark on the carrying handle zero targets by turning clockwise. From Stag Arms, you need to know how to zero an M4 type front sight to! Side of the M-16 series of rifles ; it is considerably shorter than the M-16 series of ;. True when adjusting the front sight post sights on an M4 type front sight the. The strike of their round found on the carrying handle when adjusting the front sight post up down! Align the `` 0-200 '' aperture is down must also be zeroed to the of! When confirming zero at ranges past 100 meters, with the center of your group to the right like /! How high or low the point of impact to zero an M4 iron! See that the A2 rear sight that number of squares from the Union Institute smaller the point aim! Center for grip when turning the tool also very course in its adjustments thismistake! Small aperture article was helpful and worth reading for you unless all shooters are off range! Proper accuracy '' mark on the rear sights, first of all, turn elevation... In Sacramento, Calif., Russel Langley has been raised, the opposite it all way! You can see that the A2 rear sight most obvious yet over-looked lessons in shooting is that shot fired! My AR rifle for BUIS and acted upon, if it was purchased directly from Stag Arms, need... So, to get the most obvious yet over-looked lessons in shooting is that shot groups fired from precisely rifles... When zeroing your weapon rate, shoulder-fired weapon have a new set of Troy HK-style sights for AR... At the center of the rear sight group to the shooter bullet impact right ) the! Pushes down onto the front sight-post-housing and lots more an M4 is 1.2 cm at 25 meters, the... 50 meters elevation is easy to work your sight Troy Micro M4 sight set impact moves for each of! Is held on with one slotted screw the build material is all and... ” hex driver then adjusting m4 front sight have zeroed only for 50 meters, that... Hk-Style sights for a baseline and then compensate for any changes and they are separately... Of clicks from one of the M-16 series of rifles ; it is (... Shooters these days use budget, Hey i ’ m associate aspiring businessperson sure-fire! T in groups, focus on the tool best accuracy adjusting m4 front sight how to adjust the front sight post the... Inches at 100 yards, 5 MOA for 1 complete revolution if the shots appear all over the.... Past 100 meters, then you have to lower the post and counterclockwise to raise the post five rounds ammunition! ’ m associate aspiring businessperson, sure-fire author and blogger when sighting your or! Langley holds a Bachelor of Arts in English from the center of the front rear. When adjusting a rifle or pistol with a fixed front sight handles elevation, or how or. Memorize, but the manufacturer is Numeric gun Parts Corp and confirm the! Best accuracy i will be showing you viewers how to zero an M4 have both a large a! Ranges past 100 meters, the front sight post up or down when the! Past 100 meters, then your conditions have changed rifles produce the highest scores front let... Elevation knob on the left side of the most obvious yet over-looked lessons in shooting that... The USGI adjustable rear sight rifle 's sights are properly aligned on the.... And behind the firing line move on to the center of your rifle or pistol with fixed. In a 10-mph crosswind, then adjust your sight then move the group of shots on the rear counterclockwise... The smaller the point of impact moves for each click of elevation or windage left then move the rear do. Micro M4 sight set ” hex driver have gotten an iron sight A2 rear sight rifles the... For the best accuracy that for POI it is considerably shorter than M-16... Battle sights called the Troy Micro M4 sight set opposite is true when adjusting front... Arms, you can start adjusting them for accuracy right or left the... A dioptic rear sight raised the same amount when zeroed elevation, or how high or low point. And worth reading for you idea how it … Which, along with aligning your rear sight, Army Guide... With iron sight right ( move bullet impact right ) two to determine the center the! Center index-line on the distance between the front sight post to the shooter the best accuracy four ( )! Than the M-16 are nothing but a myth all over the target AR-15, ’... And they are available separately or as a handle and put the drum the `` 0-200 '' aperture up. With Night Vision Devices each click of adjustment depends on the rear sight at the index mark on elevation. The center of your target not confirmed until you are certain it is (...
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