AR-15 Parts
Shop our extensive inventory of AR-15 parts and modern sporting rifle (MSR) components. From fully assembled MIL-SPEC upper receivers and enhanced lower parts kits to free-float M-LOK handguards and ambidextrous controls, we carry the critical components required for duty, defense, and custom builds.
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Dead Air Armament Xeno Flash Hider 5/8x24 DA122
Dead Air Armament
$75.00The Dead Air Xeno Flash Hider (DA122) with 5/8x24 thread pitch is a precision-machined muzzle device designed as the foundation of Dead Air's Xeno suppressor mounting system. The Xeno Flash Hider...$75.00 -
LanTac USA M-Spec Carbine Gas Tube 01-MSPEC-GT-CRBN
LanTac
$18.99This is a new LanTac USA LLC M-Spec Carbine Gas Tube. It fits AR 15 with carbing length- gas system, comes complete with gas tube roll pin, is laser engraved, and manufactured from 306 stainless...$18.99 -
Out of stock
LMT Defense - Purchase the 300 Blackout 8.25" Barrel #L7BX1B get the LMT Torque Wrench #LTW for FREE
LMT Defense
$598.00LMT BARREL: Upgrade your AR-15 with the LMT Defense 8.25" Barrel in 300 Blackout. Specifications: 8.25" Length Chrome Lined 1/7" RH Twist 300 Blackout$598.00 -
Out of stock
LMT Defense - Purchase the 5.56mm 16" Barrel Assembly #L7PA1B get the LMT Torque Wrench #LTW for FREE
LMT Defense
$538.20LMT BARREL: Designed for the LMT monolithic receiver, this barrel utilizes a low profile gas block, mid length straight gas tube, and A2 birdcage for reduced flash. The barrel is coated and...$538.20 -
Out of stock
LMT Defense - Purchase the 5.56mm 10.5" Chrome Lined Barrel Assembly #L7MA1B get the LMT Torque Wrench #LTW for FREE
LMT Defense
$538.20LMT BARREL: This is a new Lewis Machine & Tool 10.5-inch MRP barrel chambered for .223/5.56mm. It features a 1/2x28 threaded A2 birdcage flash hider, low profile gas block with straight gas tube, 1:7...$538.20 -
LMT Defense- Purchase the 5.56mm 11.5" Chrome Lined MRP Barrel Assembly #L7TA1B get the Torque Wrench #LTW FREE
LMT Defense
$538.20LMT BARREL: LMT Defense 11.5″ Chrome Lined 5.56×45 (.223) 1:7″ RH twist barrel Designed for the LMT monolithic receiver, this barrel utilizes a low profile gas block, carbine length straight gas...$538.20 -
Out of stock
LMT Defense - Purchase the 10.5" Chrome Lined MRP .300 Blackout Barrel #L7BH1B get the Torque Wrench #LTW for FREE
LMT Defense
$538.20Barrel: This is a new Lewis Machine & Tool 10.5-inch .300 Blackout MRP barrel assembly. It features a chrome lined bore with a 1:7 right hand twist. Designed for the LMT monolithic receiver, this...$538.20 -
Out of stock
LMT Defense- Purchase the MRP-L MLOCK 11.5" Shovelnose AR15 Upper Receiver #L7ZN2A get the Lower Receiver #M7SL for FREE
LMT Defense
$1,045.00Upper Receiver: The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in place...$1,045.00 -
LMT Defense- Purchase the MRP-L MLOK 11.5" Specwar AR15 Upper Receiver #L7Z1A get the Lower Receiver #M7SL for FREE
LMT Defense
$1,045.00Upper Receiver: The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in place...$1,045.00 -
Out of stock
LMT Defense- Purchase the MRP-L Quad Rail 13.25" AR15 Upper Receiver #L7RA1A get the Lower Receiver #M7SL for FREE
LMT Defense
$1,045.00Upper Receiver: The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in place...$1,045.00 -
Out of stock
LMT Defense- Purchase the MRP-L Quad Rail 9.25" AR15 Upper Receiver #L7S1A get the Lower Receiver #M7SL for FREE
LMT Defense
$989.00Upper Receiver: The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in place...$989.00 -
LMT Defense- Purchase the MRP-L Compact Length MLOK 7.25" AR15 Upper Receiver #L7NX1A get the Lower Receiver #M7SL for FREE
LMT Defense
$989.00Upper Receiver: The LMT L7NX1A CQB Receiver is a bare monolithic MLOK upper receiver that fits intermediate-caliber cartridges with barrels between 10.5” and 18”. Additionally, this new model...$989.00