The KleenBore Accu-Wedge buffers the AR-15/M16/M4bolt carrier to reduce wear and tighten the connection between the upper and lower receivers. The Accu-Wedge simply installs with no gunsmithingrequired underneath the AR-15/M16/M4 rear takedown pin, reducing or more likely completely eliminating upper to lower fitment slop.” Put some quality feel into your wobbly AR with the Accu-Wedge.

• provides compact solid feel
• Reduces wear on impacting Surfaces
• Easy to install
• Made in USA