Primary Weapon Systems Ratchet Locking Castle Nut And Endplate

This upgrade from Primary Weapon Systems simplifies the installation of a buffer tube, making it an invaluable addition to any AR-15. The castle nut and endplate set revolutionizes both assembly and disassembly processes by enabling effortless removal of the castle nut, eliminating the need for staking. Furthermore, this endplate incorporates a Quick Detach (QD) socket.