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 stock
FCD Forward Controls Design Rail Cover Picatinny 6.43" #RCP6.43
Forward Controls Design, Inc
$19.95RCP (Rail Cover, Picatinny) is a 1913 / Picatinny rails panel with the AA (All Angles), or dimpled texture. We use the dimpled surface on applications where it makes sense: bolt catches, magazine...$19.95 -
Magpul Industries M-LOK Aluminum 5 Slot Rail Section MAG581-BLK
Magpul Industries
$19.90The Magpul M-LOK Aluminum Rail Section — 5 Slot (MAG581-BLK) is Magpul's precision-machined aluminum Picatinny rail section for M-LOK compatible handguards, providing five (5) MIL-STD-1913 Picatinny...$19.90 -
Out of stock
Colt M-16 Lower Parts Kit - Full Auto
Colt
$199.99Includes: M-16 Fire Control Group Fire Control Group Pins and Springs M-16 Sear Sear Spring Sear Pin Bolt Catch Assembly Mag Catch Assembly Front Pivot Pin Rear Takedown Pin (2) Takedown Pin...$199.99 -
Out of stock
Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail, Bootleg Inc BCG - (Police Trade-In)
Colt
$650.00Features: Make: Colt Model: 6933 Caliber: 5.56x45mm Barrel Length: 11.5" Condition: Pre-Owned (Police Trade-In). Disclaimer: This Colt Uppers include a complete BCG made by Bootleg Inc which is the...$650.00 -
Out of stock
Colt 11.5" Upper FSP w/ Daniel Defense Omega 2.0 Rail - (Police Trade-In)
Colt
$650.00Features: Make: Colt Model: 6933 Caliber: 5.56x45mm Barrel Length: 11.5" Condition: Pre-Owned (Police Trade-In). Disclaimer: All uppers include a factory Colt complete BCG with a C marked bolt...$650.00 -
Out of stock
Colt LE6946CK 10.5" Complete Upper - Police Trade-In
Colt
$850.00Features: Make: Colt Model: LE6946CK Caliber: 5.56x45mm Barrel Length: 10.5" Condition: Pre-Owned (Police Trade-In). Disclaimer: All uppers include a factory Colt complete BCG with a C marked bolt...$850.00 -
LaRue Tactical MBT-2S Two-Stage Curved Trigger AR-10/AR-15 LTMBT2S
$134.99The LaRue Tactical MBT-2S Two-Stage Curved Trigger (LTMBT-2S) is one of the most acclaimed aftermarket AR-15 trigger upgrades on the market, delivering match-grade trigger performance at an...$134.99 -
Out of stock
LMT Defense AR-15 Standard Carbine Buffer - Aluminum Body, 3oz - L7A2F
LMT Defense
MSRP: $20.70$19.26The LMT Defense AR-15 Standard Carbine Buffer (L7A2F) is the mil-spec carbine buffer from Lewis Machine & Tool, designed for use in carbine-length buffer tubes with direct impingement and...MSRP: $20.70$19.26 -
Out of stock
LMT Defense AR-15 H2 Carbine Buffer - Aluminum Body, 4.6oz - #8448730B-M2
LMT Defense
MSRP: $53.40$49.59Features: Manufacturer: LMT Defense Type: Buffer Model: H2 Body Material: Aluminum Buffer Material: Polymer Weight: 4.6ozMSRP: $53.40$49.59 -
Out of stock
LMT Defense AR-15 H3 Carbine Buffer - Aluminum Body, 5.4oz - #LM308A8
LMT Defense
MSRP: $86.10$79.83Features: Manufacturer: LMT Defense Type: Buffer Model: H3 Body Material: Aluminum Buffer Material: Polymer Weight: 5.4ozMSRP: $86.10$79.83 -
Out of stock
LMT Defense AR-15 / SR-15 Heavy Carbine H Buffer - Aluminum Body, 4oz - #L7CB2F
LMT Defense
MSRP: $43.60$40.50Features: Manufacturer: LMT Defense Type: Buffer Model: H Body Material: Aluminum Buffer Material: Polymer Weight: 4ozMSRP: $43.60$40.50 -
LMT Defense - MRP-L MLOK 12.5" Specwar Complete Upper Receiver Bundle - #BFCLMTSPEC
LMT Defense
MSRP: $1,989.00$1,799.99*Discounts do not apply* LMT Defense - MRP-L MLOK 11.5" Specwar - AR15 Upper Receiver - #L7Z1A The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are...MSRP: $1,989.00$1,799.99