Bootleg Billet AR-15 Upper Receiver BP-UR-1A – Lightweight, Durable, MIL-SPEC Coated

Bootleg

Steyr Arms AUG 9x19mm Police Training Conversion Kit – 16-Inch Threaded Barrel, 28-Round Magazine

Steyr Arms

Savage Arms Single Shot Adapter for Axis & 110 Models - Model 56306

Savage Arms

TROY Industries AK47 Railed Top Gas Tube with Picatinny Rail in Black, Part SRAI-AK1-T0BT-00

TROY Industries

LBE Unlimited AR Upper Receiver with Forward Assist and Ejection Port Cover

LBE UNLIMITED

Fortis Manufacturing Inc. Fortis Billet M4 Upper Receiver for 223 Remington

Fortis Manufacturing, Inc.

Rock River Arms RRA CMP Coyote Carbine Upper in .300 Blackout with 16-Inch Barrel

Rock River Arms

CMMG 22LR AR Conversion Kit 3-10 Round Bravo - Easy Swap for Your Rifle

CMMG

Magpul Industries PMAG D-60 5.56 NATO 60-Round Drum Magazine for AR15/M4

Magpul Industries

ProMag Industries SIG-A22 9mm 20-Round Magazine for SIG P320

ProMag Industries

Elite Tactical Systems Group ETS Omega Magazine for Sig P320 9mm - 30 Rounds, Clear

Elite Tactical Systems Group

ProMag Industries DRM-A11-FDE 50-Round 9mm Drum Magazine for Glock 17/19 in Flat Dark Earth

ProMag Industries