MSR Uppers And Lowers

HM Defense 16MBUP556L MonoBloc Upper 223 Remk, 5.56x45mm NATO 16" Black Cerakote Barrel 7075-T6 Aluminum Black Anodized Receiver, 15" M-LOK Free-Float Handguard with Long Rail for AR-15

HM Defense 95MBUP556 MonoBloc Upper 223 Rem, 5.56x45mm NATO 9.50" Black Cerakote Barrel, 7075-T6 Aluminum Black Anodized Receiver, 8.50" M-LOK Free-Float Handguard for AR-15 Pistol

LOWER PARTS KIT

LOWER RECEIVER AR-556 5.56MM

Luth-AR, 308 Lower Parts Kit - Builder, Lower Parts Kit, Fits AR-10

Luth-AR, 308 Lower Parts Kit, Fits AR-10

Luth-AR, Stripped NC15 Forged 308 Upper Receiver, Manufactured from 7075-T6 Aluminum, Hard-Coat Anodized, Features Upper Picatinny Rail for Mounting Optics and Accessories

Luth-AR, Ambi Safety Selector, AR15, Black Finish

Luth-AR, Buffer Retainer w/Spring (10 pack)

Luth-AR, Lower Parts Builder Kit, No Grip, No Trigger

Luth-AR, A2 Upper Receiver, Stripped Upper Receiver, 223 Remington/556NATO, Fits AR-15. Anodized Finish, Black

Luth-AR, Takedown Pin Detent w/Spring (10 pack)