This LBE Buffer Tube Kit includes a six position mil-spec diameter buffer tube, carbine length recoil spring, standard carbine recoil buffer, receiver end plate, and castle nut. LBE Unlimited is a leading producer of US Made gun parts and accessories.

• Colt Gray finish
• AR-15 Mil-Spec Stock Assembly Kit
• Includes- buffer tube castlenut" endplate" buffer and carbine spring"