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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Out of stockOn Sale
Surefire SOCOM 3 Prong 556 Flash Hider - 1/2x28
Surefire
Now: $152.00Was: $169.00SureFire’s advanced SF3P three-prong flash hiders deliver superior performance with a patented design that greatly reduces muzzle flash — typically more than 99%. Available for use with a variety of...Now: $152.00Was: $169.00 -
Out of stockOn Sale
LMT Defense - 16" Barreled Upper Receiver .223/5.56mm AR15 - L7UB1
LMT Defense
Now: $685.80Was: $706.50Standard flat-top upper receiver with 16″ chrome lined 1:7″ twist 5.56 barrel. Meeting todays military specifications, the L7UB1 is a near equivalent to the upper delivered on the US M4A1 5.56...Now: $685.80Was: $706.50 -
Out of stockOn Sale
LMT Defense - 14.5" .223/5.56mm AR15 Upper Receiver - L7D1
LMT Defense
Now: $685.80Was: $706.50LMT Defense standard flat-top upper receiver with 14.5″ chrome lined 1:7″ twist 5.56 barrel. Meeting todays military specifications, the L7D1 is a common equivalent to the upper delivered on the US...Now: $685.80Was: $706.50 -
LMT Defense - 10.5" Barreled Upper Receiver .223/5.56mm AR15 - L900L08
LMT Defense
MSRP: $762.00$706.50LMT Defense standard flat-top upper receiver with 10.5″ chrome lined 1:7″ twist 5.56 barrel. Comes with forward assist, port door, sling swivel, front sight post, and gas tube installed. Utilizes...MSRP: $762.00$706.50 -
LMT Defense - MRP-H Quad Rail 12.75" AR10/AR308 Upper Receiver - LM308B1
LMT Defense
MSRP: $1,274.00$1,181.70The LMT Defense MRP-H® Quad Rail (Picatinny) 12.5" AR10/AR308 Upper Receiver (LM308B1) is built around the patented LMT Monolithic Rail Platform (MRP™) engineered for large-caliber platforms...MSRP: $1,274.00$1,181.70 -
LMT Defense - MRP-H MLOK 12.5" AR10/AR308 Upper Receiver - R-LM308BML1
LMT Defense
$1,181.70The LMT Defense MRP-H® M-LOK 12.5" AR10/AR308 Upper Receiver (R-LM308BML1) is built around the patented LMT Monolithic Rail Platform (MRP™) engineered for large-caliber platforms. Receiver and...$1,181.70 -
LMT Defense - MRP-L MLOK 9.25" AR15 Upper Receiver - L7X1A
LMT Defense
$890.10The LMT Defense MRP-L M-LOK 9.25" AR15 Upper Receiver (L7X1A) features the patented LMT Monolithic Rail Platform (MRP™) — the upper receiver and handguard are machined from a single piece of forged...$890.10 -
LMT Defense - MRP-L MLOK 11.5" Shovelnose AR15 Upper Receiver - L7ZN2A
LMT Defense
MSRP: $1,014.00$940.50The LMT Defense MRP-L M-LOK 11.5" AR15 Upper Receiver (L7ZN2A) features the patented LMT Monolithic Rail Platform (MRP™) — the upper receiver and handguard are machined from a single piece of forged...MSRP: $1,014.00$940.50 -
Out of stockOn Sale
Surefire - SOCOM 762 Muzzle Brake/silencer Adapter - SFMB-762-5/8-24
Surefire
Now: $152.00Was: $169.00The advanced SureFire SFMB-762-5/8-24 muzzle brake, which fits the Armalite AR-10, DPMS LR308, and 7.62 mm rifles with 5/8-24 muzzle threads, greatly reduces both recoil impulse and muzzle rise and...Now: $152.00Was: $169.00 -
On Sale
Surefire - SOCOM 556 Muzzle Brake/silencer Adapter 1/2x28 - SFMB-556-1/2-28
Surefire
Now: $152.00Was: $169.00The SureFire SOCOM 5.56 Muzzle Brake/Suppressor Adapter 1/2x28 (SFMB-556-1/2-28) is SureFire's muzzle brake and Fast-Attach® suppressor mounting adapter for 5.56mm rifles with 1/2x28 muzzle threading...Now: $152.00Was: $169.00 -
LMT Defense - Enhanced AR15 Trigger Guard - R-LMP109AE
LMT Defense
MSRP: $42.50$39.42The LMT Defense Enhanced AR15 Trigger Guard (R-LMP109AE) is a mil-spec aluminum trigger guard designed to give shooters extra finger clearance when operating in cold weather or with gloves. A direct...MSRP: $42.50$39.42