AR-15 Buffer Castle Nut

Tiger Rock


Standard AR-15 carbine buffer tube/receiver extension castle nut in matte black. It fits both Mil-Spec and commercial tubes.


  • 4140 Tool Steel construction
  • Black anodized finish
  • Fits: AR-15

13 items left

Collections: All

Type: Accessories and Parts

Sign up for our email list

Sign up for our email list to get updates of new products, upcoming events, training courses, and sales!