Primary Weapons Systems Ratchet Lock Sling Mount Plate and Castle Nut

Ratchet-Lock Design The new Ratchet-Lock Design eliminates the need for staking the AR-15 castle nut and gives a rock solid lock up while being able to remove it easily if needed in the future. QD Mounts- The central QD sling swivel mount allows for neutral positioning of your firearm with multiple sling configurations. INCLUDES: 1 CASTLE NUT AND 1 END PLATE.