Primary Weapons Systems Ratchet Lock End Plate & Castle Nut Set Black AR-15

Primary Weapons Systems Ratchet Lock End Plate & Castle Nut Set Black AR-15. These AR15 Lower Parts from Primary Weapons Systems are made of 4140 steel and can be removed easily if needed. The Primary Weapons Systems End Plate & Castle Nut Set is compatible with both commercial and Mil-Spec sized buffer tubes. Choose the Primary Weapons Systems Castle Nut & End Plate Set for easy installation and a solid feel. Specifications for Primary Weapons Systems EBT Mod 2 End Plate and Castle Nut: Manufac