Ultralight QD End Plate & Castle Nut Set for AR-15 AR-308 - Black

LWRC Receiver End Plate Ambidextrous QD Sling Mount AR-15, LR-308

Strike Industries Enhanced Castle Nut-Extended QD End Plate

Guntec AR-15 ULTRALIGHT SERIES COMPLETE FURNITURE SET AR15 H

V SEVEN Ultra-Light Endplate / Castle Nut Combo - AR-15 SAFE SPACE

Fortis K2 System (Locking Lever) Castle Nut - AR-15 SAFE SPACE

Ultralight QD End Plate & Castle Nut Set for AR-15 AR-308 - Black Gold – ohhunt

Strike Industries Tribus Extended Receiver End Plate Enhanced Castle

Guntec USA AR-15 Ultralight Series Complete Furniture Set - Matte Rainbow PVD Finish

V Seven Ultra-Light End Plate and Castle Nut Combo

Strike Industries Enhanced Castle Nut-Extended QD End Plate