Precision Reflex Mk 12 Mod H Gen III DIY Kit FDE

Timber Creek Greyman Complete AR-15 Build Kit, Stealth - TC-GK-S

TacFire AR-15 .223 / 5.56 Unassembled Upper Receiver Kit - 10"

CMMG 55BB40BMB Resolute MK4 5.56x45mm NATO 16.10", Midnight Bronze, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

TacFire SSPK45ACPLPKK AR Build Kit KeyMod 45 ACP Black

Colt LE6920EPRII-PRO 5.56 NATO 16.1" AR-15 Upper Receiver Kit

Guntec USA AR-15 9" Pistol Brace Build Kit with M-LOK Handguard

Bravo Company BCM Gunfighter Polymer Keymod Rail Flat Dark Earth 5.56