• 3.5" pistol buffer tube
  • Buffer tube end cap
  • Receiver end plate
  • Carbine recoil spring
  • Bolt carrier insert

Full details and secure checkout: https://3crtactical.com/presma-3-5-ar-15-pistol-short-buffer-tube-system/?utm_source=armslist&utm_medium=referral&utm_campaign=listing