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 Bolt Catch Forward Biased Paddle Serrated
Forward Controls Design, Inc
$58.90The Forward Controls Design ABC/R (Augmented Bolt Catch/Release) features an angled, larger top paddle and a lower paddle with an increased surface area. It is purposefully designed for AR15/M16 receivers equipped with ambidextrous magazine releases,...$58.90 -
Out of stock
FCD Forward Controls Design Bolt Catch Rearward Biased Paddle Serrated
Forward Controls Design, Inc
$58.90The Forward Controls Design ABC/R (Augmented Bolt Catch/Release) is expertly crafted for AR15/M16 receivers with ambidextrous magazine releases. It features an angled, larger top paddle and a lower paddle with an increased surface area, specifically...$58.90 -
Out of stock
FCD Forward Controls Design 5.56 Bolt Catch Reward Biased Paddle Dimpled
Forward Controls Design, Inc
$58.90The Forward Controls Design ABC/R (Augmented Bolt Catch/Release) features an angled, larger top paddle and a lower paddle with an increased surface area. It is purposefully designed for AR15/M16 receivers equipped with ambidextrous magazine releases,...$58.90 -
Forward Controls Design Augmented Bolt Catch For LMT MARS-L Black
Forward Controls Design, Inc
$58.00The Forward Controls Design Augmented Bolt Catch for LMT MARS-L (ABC/R v3 MARS-L) is FCD's ABC/R v3 bolt catch specifically dimensioned and designed for use with the LMT MARS-L ambidextrous lower receiver. The MARS-L version of the ABC/R v3 features the...$58.00 -
Out of stock
FCD Forward Controls Design Low Snag Forward Assist Serrated #LSFA
Forward Controls Design, Inc
$45.60The advent of the ambidextrous charging handle, along with other ambidextrous controls, is a boon for AR15/M16 users, but it is not without unintended consequences. The forward assist rim is in the path of the user's fingernail or knuckle if he uses the...$45.60 -
FCD Forward Controls Design Magazine Release Button Serrated EMR-HC
Forward Controls Design, Inc
$16.15The Forward Controls Design Magazine Release Button — Serrated EMR-HC (EMR-HC) is FCD's heavy, raised-profile enhanced magazine release button with serrated texture for AR-15/M16 pattern lower receivers. The EMR-HC (Enhanced Magazine Release,...$16.15 -
FCD Forward Controls Design 6310XE 5/8x24 Flash Suppressor 6310XE
Forward Controls Design, Inc
$95.00The Forward Controls Design 6310XE Flash Suppressor / XENO Mount — 5/8x24 (6310XE) is FCD's 3-prong flash suppressor and XENO-compatible suppressor mount for .308/7.62x51mm and larger caliber rifles with 5/8x24 TPI muzzle threading. Similar to the 6310RF...$95.00 -
FCD Forward Controls Design Thread Protector, TPM Xeno
Forward Controls Design, Inc
$34.20The Forward Controls Design Thread Protector — TPM Xeno (TPM Xeno) is FCD's precision-machined muzzle thread protector compatible with the XENO/Plan B/Atlas suppressor mount system. The TPM (Thread Protector, Muzzle, Forward Controls) Xeno variant is...$34.20 -
FCD Forward Controls Design Castle Nut A5 CN5F FDE
Forward Controls Design, Inc
$32.30The Forward Controls Design Castle Nut A5 — CN5F FDE (CN5F-FDE) is FCD's precision-machined A5/VLTOR-compatible castle nut for AR-15 receiver extensions, finished in FDE (Flat Dark Earth). The CN5F (Castle Nut, A5 Forward Controls) is engineered to FCD's...$32.30 -
FCD Forward Controls Design Rail Cover, Picatinny 1.7" RCP1.7
Forward Controls Design, Inc
$11.40The Forward Controls Design Picatinny Rail Cover 1.7" (RCP1.7) is FCD's short-length Picatinny rail cover for protecting unused MIL-STD-1913 Picatinny rail slots on AR-15 uppers, handguards, and accessories. The compact 1.7" length is ideal for covering...$11.40 -
FCD Forward Controls Design Rail Cover, Picatinny 3.3"RCP3.3
Forward Controls Design, Inc
$15.20The Forward Controls Design Picatinny Rail Cover 3.3" (RCP3.3) is FCD's medium-length Picatinny rail cover for protecting unused sections of MIL-STD-1913 Picatinny rail. The RCP (Rail Cover, Picatinny, Forward Controls) protects rail surfaces from damage...$15.20 -
FCD Forward Controls Design Rail Cover, Picatinny 4.07" RCP4.07
Forward Controls Design, Inc
$17.10The Forward Controls Design Picatinny Rail Cover 4.07" (RCP4.07) is FCD's full-length Picatinny rail cover for protecting unused MIL-STD-1913 Picatinny rail sections on AR-15 uppers, handguards, and accessories. The RCP (Rail Cover, Picatinny, Forward...$17.10