10pcs .223/5.56 Accu Wedge Rubber Buffer Increase Accuracy

This wedge will instantly tightens loose upper & lower receivers. Fits near the take down pin and keeps the upper receiver section snug and tight against the lower receiver.This product helps promote better accuracy by making the upper and lower receiver fit tighter and will also decreases vibration and prevents wear. Designed to reduce play between upper and lower halves of tactical .223Works by providing tension on the rear take-down pin & keeps the UpperIncreases accuracy, decreases vibrations and reduces wearMade of flexible rubberEasy installation,“no gunsmith”required. Just open your upper receiver and drop this rubber wedge into the rear of the lower receiver behind the push pin.