This Receiver End Plate for AR-15 is a direct-fit end plate from Sons of Liberty Gun Works (brand part no. RECEIVERENDPLATE), built to replace a factory plate on a standard AR-15 lower. The receiver end plate sits between the lower receiver and the castle nut, capturing the takedown detent spring and pin while providing the mounting point for the buffer tube. It’s a small-parts item for anyone building or servicing an AR-15 lower’s buffer tube assembly.

Key Specifications

• Functions as the receiver end plate that caps the buffer tube mounting point on the lower receiver.
• Captures the takedown detent spring and pin at the rear of the lower receiver.
• Sized as a direct-fit replacement for standard AR-15 pattern lowers.

Frequently Asked Questions

What does the receiver end plate do? It caps the buffer tube mounting point on the lower receiver and captures the takedown detent spring and pin.

Is this a direct replacement part? Yes, it’s sized as a direct-fit replacement for standard AR-15 pattern lowers.

Buy the Receiver End Plate for AR-15

Replace a damaged or missing end plate with this Sons of Liberty Gun Works part sized for standard AR-15 lowers. It ships fast from our Lubbock, Texas gun shop, and our small AR-15 parts selection has more small AR-15 parts.