The Primary Weapons System Ratchet Lock Castle Nut and End Plate set works with mil-spec OR commercial buffer tubes and eliminates the need for staking. A quick upgrade to any AR15 rifle build, the Ratchet Lock Castle Nut End Plate features a QD mount and easy installation with any buffer tube.
Manufacturer part number: 4BTRLPB1
Primary Weapons Systems Ratchet Lock Castle Nut and Endplate Set Specifications:
- Castle nut and end plate are 7075 T6 Aircraft Grade Aluminum
- Quick Detach Socket
- Ratcheting system
- Made in the USA