The KleenBore Acu-Wedge buffers the AR-15 bolt carrier to reduce wear and tighten the connection between the upper and lower receivers.
The Acu-Wedge simply installs with no gunsmithing is required underneath the AR-15 rear takedown pin, reducing or more likely completely eliminating upper to lower fitment "slop"!
Put some quality feel into your wobbly gun with the Accu-Wedge.
