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.308 /AR-10 Products

In addition to our AR-15 products, AT3 Tactical also carriers a variety of products for the 7.62/308 AR variants like the AR-10, DPMS LR-308, and more!

All of the products on this page are made for the 7.62/308 AR variants. If you have any questions about a the fit of a part to your specific weapon, please contact us and we are glad to help.

10 reviews
$52.35 $60.50

The ERGO tactical deluxe pistol grip with palm shelf is an ergonomically enhanced pistol grip compatible with the AR-15/M16 and AR-10/308. The ERGO tactical deluxe is a ambidextrous pistol grip that features the SUREGRIP texture. Features: - Wider, heavier textured design for a better handle - Includes a palm shelf for increased stability and weapon control- Ambidextrous palm swell provides shooters...

1 review
$34.85 $40.70

The ERGO tactical deluxe pistol grip is an ergonomically enhanced pistol grip compatible with the AR-15/M16 and the AR-10/308. The ERGO tactical deluxe is a ambidextrous pistol grip that features the SUREGRIP texture. Features: - Wider, heavier textured design for a better handle - Ambidextrous palm swell provides shooters with proper trigger finger placement - An A2 sized inner cavity that...

4 reviews
$226.85 $262.00

Troy 13.8" MRF-308 Rail. The Troy MRF is the strongest user-installed free-floating rail system in the world. Troy MRFs are available for all M16/M4 weapon systems equipped with the original factory barrel nut. The MRF's patented mounting system reinforces the barrel nut with a sturdy clamp and anti-rotation alignment lugs. Troy MRF BattleRails provide an uninterrupted rail extension and hand...

4 reviews
$102.45 $195.00

Troy TRX .308 Extreme BattleRail, 7.2" Black. The Troy TRX-308 BattleRail is built off the revolutionary TRX Extreme and brings the same sleek, lightweight, low-profile design to the more powerful .308 platform. Proprietary barrel nut provides superior strength. Includes handguard, barrel nut and three quick-attach rails. Not compatible with RRA LAR -8. Machined from 6061-T6 hardened aircraft aluminum and finished...

4 reviews
$26.45 $29.95

The ERGO-2 AR pistol grip is uniquely designed to allow installation on both .223 and .308 AR/M4 lower receivers without a need for spacer inserts. This ambidextrous pistol grip features the SUREGRIP texture. Features: - A2 sized inner cavity compatible with many accessories available on the market - Unique design allows installation on both .223 and .308 AR/M4 lower receivers...

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1 review
$36.85

Works with any of our Hogue Free Float Forends. Just remove the AR-15 coupler and replace with this AR-10 coupler so you can use the forend on your DPMS AR-10 / 308.

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No reviews
$629.99 $694.00

This DPMS Oracle LR-308 UComplete Upper Receiver Assembly is fully assembled and ready for installation on any compatible .308 lower. This is a solid entry-level upper that includes a bolt carrier group, standard Glacier handguard, and a railed gas block.The black parkerized barrel features a 1 in 10" rifling twist rate, capable stabilizing a wide selection of different bullet weights.Technical Information...

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1 review
$579.00 $619.00

The Eotech 552.XR308 is a version of the legendary 552 model, specially designed for the ballistics of the .308 caliber. This NV compatible, AA battery model is battle proven to withstand the abuse that any harsh environment, high powered weapon platform, or military mission can dish out. Product Specs: Compatible with Gen I-IV Night Vision Systems (Tandem Operation) AA Battery...

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No reviews
$41.99

MI AR .30 Caliber Blast Diverter - .308/.300 Blackout Linear comp design diverts muzzle blast forward Constructed of tool steel with a phosphate finish 5/8 — 24 threads for .30 pistols or rifles 4.1 oz weight 1.75 inches length Includes new crush washer 100% made in the U.S.A. Lifetime Warranty

No reviews
$302.49 $329.00

A BattleAx for the 21st Century: the new TROY Tomahawk Stock. The Tomahawk is a modern, combat-tactical, PDW-style retractable stock with an integrated cheek piece that elevates 7.62 carbines, making them powerful, compact and ultra lightweight.Utilizing a MIL-SPEC bolt carrier group, the Tomahawk Standard (5.56/7.62) shortens overall length by 2" compared to an M4 stock. The impact-resistant, polymer cheek-piece with...

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No reviews
$241.99 $274.95

Perfect for building your custom .308 upper group. Comes with properly installed barrel extension. All barrel sub-assemblies are properly headspaced. Specifications: 18″ Heavy Taper Profile 416 Stainless Steel Bead Blasted Finish 1:10 Twist 308 WIN Chamber Threaded 5/8-24 Rifle Length Gas Port .936″ Gas Journal

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No reviews
$33.45

The 7.62x51 NATO (.308 Winchester) PMAG 25 LR/SR GEN M3 Window is a lightweight, cost effective, high reliability magazine for SR25/M110 pattern rifles featuring true 25-round capacity, constant-curve body, anti-tilt follower, snap on Impact/Dust Cover, and features transparent windows to allow rapid visual identification of approximate number of rounds remaining.The PMAG 25LR/SR brings GEN M3 improvements to the LR line...

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No reviews
$64.99 $78.95

Includes: Mil-Spec Carbine Tube, .308 buffer spring, .308 buffer body, Latch Plate and Lock Ring. Made in the USA   Not sure if you need Mil-spec or commercial buffer tube? The below image shows the difference in dimensions

No reviews
$30.45

The PMAG 20 LR/SR GEN M3 brings many of the M3 improvements to the 20-round 7.62 NATO/.308 Winchester SR-25 magazine form factor. The 7.62x51 NATO (.308 Winchester) PMAG 20 LR/SR GEN M3 is a lightweight, cost effective, high reliability magazine for SR25/M110 pattern rifles featuring true 20-round capacity, constant-curve body, anti-tilt follower, and snap on Impact/Dust Cover. Designed specifically for...

No reviews
$258.99 $280.00

M-LOK, 308 High Profile (DPMS), Aluminum, 15" TROY is proud to offer their M-LOK rails in response to customer demand. Machined from hardened aircraft aluminum with stainless steel components and finished in MIL-SPEC hardcoat anodizing, the M-LOK rails are light and sleek. Easy to install and mount accessories. Proprietary Barrel Nut Included. Note: Not Compatible with the RRA LR8 or...

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No reviews
$1,021.99 $1,099.95

The .308 Mk3 CBR Upper Group features a 16″ nitrided 416 stainless steel medium taper profile barrel in 308 WIN. The Mk3 CBR is equipped with CMMG’s own SV muzzle brake and RKM15 KeyMod hand guard. Specifications: Caliber: 308 WIN Barrel: 16.1” 1:10 twist, medium tapered, 416SS, SBN Muzzle: CMMG SV brake, threaded 5/8-24 Hand Guard: CMMG RKM15 Receivers: Billet...

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No reviews
$34.99

MI AR .30 caliber Flash Hider / Impact Device  - .308/.300 Blackout Reduces felt recoil and muzzle flash Constructed of tool steel with a phosphate finish For use with .30 caliber rifles with 5/8-24 threads Includes new crush washer 100% made in the U.S.A. Lifetime Warranty

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No reviews
$941.99 $999.95

The Mk3 is the perfect 308 WIN Upper Group for the tree stand or target range. The Mk3 utilizes an 18″ 416 stainless steel heavy taper barrel, and CMMG’s RKM15 KeyMod hand guard. Each Upper Group is covered by CMMG’s lifetime quality guarantee. Caliber: 308 WIN Barrel: 18” stainless steel 1:10 twist heavy taper profile Muzzle: A2 compensator, threaded 5/8-24 Hand...

No reviews
$241.49 $260.00

Troy 13" .308 Free Float Handguard - M-LOK Aluminum - .308 BattleRail Machined from hardened aircraft aluminum with stainless steel components and finished in MIL-SPEC hardcoat anodizing, the M-LOK rails are light and sleek. Easy to install and mount accessories.Specifications: Fits DPMS .308 High Profile Length: 13" Material: Aluminum Finish: Black

No reviews
$209.49 $219.95

MI 12" .308 Free Float Handguard - M-LOK - DPMS LP or HP 2 options are available - DPMS HP which has a .210" upper tang, and DPMS LP which has a .150" upper tang. Please see below image to determine which style you have.  One Piece Free Float Handguard Incredibly lightweight design - 115 Inch Rifle Length weighs only...

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No reviews
$58.49

The CMMG Mk3 .308 GunBuilders kit includes most of the necessary parts to build up your lower group except the commonly upgraded parts. Does not include Fire Control Group, and pistol grip. Compatible with CMMG Mk3 Lowers and most LR308 type lowers. All parts meet or excede mil-spec.

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No reviews
$64.99 $78.95

Kit includes Rifle Length Buffer Tube, Standard .308 Buttstock Buffer Spring, and a Standard .308 Buffer Body Assembly

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No reviews
$81.49

Cover both sides of the “charge” by upgrading your current charging handle with the ambidextrous Tomahawk Charging Handle. While the shape and laser engraving are inspired by the design of our POF-USA American Patriot Tomahawk, the Tomahawk Charging Handle has optimized functionality as well. For quick and efficient operation with either hand, It features over-sized levers on both sides to...

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No reviews
$215.85 $262.00

Returned ITEM; a couple scratches on barrel nut; otherwise, new condition. Troy 13.8" MRF-308 Rail. The Troy MRF is the strongest user-installed free-floating rail system in the world. Troy MRFs are available for all M16/M4 weapon systems equipped with the original factory barrel nut. The MRF's patented mounting system reinforces the barrel nut with a sturdy clamp and anti-rotation alignment lugs. Troy...

No reviews
$50.99

The L7AWM 20 round .308/7.62 magazine includes a unique dual steel design that wraps completely around the magazine, maximizing stiffness and feeding reliability while minimizing wear to the front of the magazine. This creates the ultimate hybrid magazine tough enough for military, LE and commercial use. Compatible with: DPMS 308, SR25, SIG 716, LMT LM308, POF P308, S&W M&P10.

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No reviews
$20.85

The Magpul PMAG Ranger Plate is a floorplate replacement for the 7.62x51 PMAG GEN M3 magazines that incorporates an integral loop similar to the original Magpul USGI Ranger. When installed on the base of a the magazine, the PMAG Ranger Plate provides unsurpassed speed and control during high stress, tactical magazine changes.

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No reviews
$102.45 $195.00

NEW rail in original packaging.   Troy TRX .308 Extreme BattleRail, 7.2" Black. The Troy TRX-308 BattleRail is built off the revolutionary TRX Extreme and brings the same sleek, lightweight, low-profile design to the more powerful .308 platform. Proprietary barrel nut provides superior strength. Includes handguard, barrel nut and three quick-attach rails. Not compatible with RRA LAR -8. Machined from...

No reviews
$194.99 $209.95

MI 12" .308 Free Float Handguard - M-LOK - DPMS LP or HP 2 options are available - DPMS HP which has a .210" upper tang, and DPMS LP which has a .150" upper tang. Please see below image to determine which style you have.  One Piece Free Float Handguard Incredibly lightweight design - 12 Inch Rifle Length weighs only...

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No reviews
$241.99 $274.95

Perfect for building your custom .308 upper group. Comes with properly installed barrel extension. All barrel sub-assemblies are properly headspaced. Specifications: 16.1″ Medium Taper Profile 416 Stainless Steel Salt Bath Nitride Finish Inside and Out 1:10 Twist 308 WIN Chamber Threaded 5/8-24 Rifle Length Gas Port .750″ Gas Journal

No reviews
$29.45

The 7.62x51 NATO (.308 Winchester) PMAG 10 LR/SR GEN M3 brings GEN M3 technology to the smallest possible magazine size. Ideal for hunting applications, depending on local hunting laws, and also for states where overall capacity is limited. Perfect for use with a bipod or when shooting off of a pack.Made in U.S.A. FEATURES Optimized for use with SAAMI-spec 7.62x51/.308...