This adapter will fit a ZPAP as long as the version of the ZPAP you intend to use this adapter on has a picatinny rail on the rear of the receiver.
How is a buffer tube locked in place after threading, is a castle nut needed?
This adapter will fit a ZPAP as long as the version of the ZPAP you intend to use this adapter on has a picatinny rail on the rear of the receiver.
How is a buffer tube locked in place after threading, is a castle nut needed?