UTG Model 4/AR15 Receiver Wedge

The Leapers, Inc UTG Model 4 AR-15 Receiver Wedge is a simple yet effective, easy-to-install upgrade for AR platform rifles and pistols that addresses several potential issues with the platform. The Receiver Wedge installs under the rear takedown pin, near the buffer, to increase the tension between the upper and lower receivers, reducing the gap between them that can often cause issues with accuracy, vibration, and excessive wea