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AT3 Quad Rails & Handguards

AT3 Tactical Free Float Handguards are the absolute best value for your AR15.

All of our handguards feature Mil-Spec 1913 Picatinny rails, durable 6061 aircraft aluminum bodies, and a hardcoat-anodized finish that will survive the most extreme conditions.

Pro Series Quad Rail Handguard

- Picatinny Rails on All 4 Sides
- Slim profile - ultra-light and easy to grip
- 12.5", 14.5", and 15.75" Lengths Available

 *New* Pro Series Modular Handguards

- Detachable Picantinny Rail Segments for a Customizable Design
- Slim profile - ultra-light and easy to grip
- 7", 10", and 12" Lengths Available

Which one is best for you? All AT3 Handguards will work with any standard AR-15. Just choose the type and length of based on your preferences.

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50 reviews
$129.99 $152.99

Gear up with the longest free float quad rail on the market - the AT3 Tactical Pro Series 15.75" Free Float Quad Rail. LIGHTWEIGHT AND DURABLE Free float design enhances accuracy by keeping stress off the barrel Rock-solid 6061 Aircraft Aluminum handguard that withstands the toughest conditions  Rail height perfectly matches an AR-15 flat-top upper receiver - your optics, iron...

15 reviews
$84.99 $100.99

Customize your setup with the AT3 Pro Series Free Float Modular AR-15 Handguard CONFIGURE THE ULTIMATE HANDGUARD Customize the handguard with picatinny rail segments (included). Perfect for mounting lights, lasers, grips, bipods, and more 7", 10", and 12" lengths available (note - 12" Length is used in all product pictures on this page) Free float design enhances accuracy by keeping...

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40 reviews
$114.99 $135.99

Our signature rifle-length free float quad rail - the AT3 Tactical Pro Series 12.5" Free Float Quad Rail. LIGHTWEIGHT AND DURABLE Free float design enhances accuracy by keeping stress off the barrel Rock-solid 6061 Aircraft Aluminum handguard that withstands the toughest conditions Rail height perfectly matches an AR-15 flat-top upper receiver - your optics, iron sights, and other accessories will...

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33 reviews
$123.99 $146.99

The AT3 Tactical 14.5" Free Float Quad Rail provides an unfailing grip and plenty of room for accessories. LIGHTWEIGHT AND DURABLE Free float design enhances accuracy by keeping stress off the barrel Rock-solid 6061 Aircraft Aluminum handguard that withstands the toughest conditions  Rail height perfectly matches an AR-15 flat-top upper receiver - your optics, iron sights, and other accessories will...

26 reviews
$64.99 $76.99

The AT3 T-Series is a classic free floating quad rail at a fraction of the price of the "big brands" Add an optional endcap for only $10 more by selecting it in the dropdown above ($14 value!) FEATURES: "Monolithic" rail design - creates a continuous rail with a flat upper receiver. No gap! Universal - fits with standard 1.25" barrel nut (upper...

51 reviews
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The AT3 T-Series is a classic free floating quad rail at a fraction of the price of the "big brands" Add an optional endcap for only $10 more by selecting it in the dropdown above ($14 value!) FEATURES: "Monolithic" rail design - creates a continuous rail with a flat upper receiver. No gap! Universal - fits with standard 1.25" barrel nut (upper...

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4 reviews
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Our Ultra-Light and Durable mid-length handguard - the AT3 Tactical Pro Series 9" Free Float Quad Rail. LIGHTWEIGHT AND DURABLE Rock-solid 6061 Aircraft Aluminum handguard that withstands the toughest conditions Rail height perfectly matches an AR-15 flat-top upper receiver - your optics, iron sights, and other accessories will line up perfectly. Unique low-profile design - taller than it is wide...

40 reviews
Sold Out

The AT3 T-Series is a classic free floating quad rail at a fraction of the price of the "big brands" Add an optional endcap for only $10 more by selecting it in the dropdown above ($14 value!) FEATURES: "Monolithic" rail design - creates a continuous rail with a flat upper receiver. No gap! Universal - fits with standard 1.25" barrel nut (upper...

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4 reviews
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Only 8.5oz and perfect for carbine-length AR-15's - the AT3 Tactical Pro Series 7" Free Float Quad Rail. LIGHTWEIGHT AND DURABLE Rock-solid 6061 Aircraft Aluminum handguard that withstands the toughest conditions Rail height perfectly matches an AR-15 flat-top upper receiver - your optics, iron sights, and other accessories will line up perfectly. Unique low-profile design - taller than it is...

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Replacement Lock Nut and Barrel Nut For AT3 Tactical 7", 10", and 12" Free Float Quad Rail Handguards   Use to replace damaged lock nut and barrel nut on AT3 Quad Rails

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Replacement Barrel Nut For AT3 Tactical 7", 10", and 12" Free Float Quad Rail Handguards   Compatible with "T" series rails   Use to replace damage barrel nut

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Replacement Lock Nut For AT3 Tactical 7", 10", and 12" Free Float Quad Rail Handguards Replaces damages lock nuts