Lapping an AR15 upper receiver ensures that the barrel is true to the upper receiver by providing a perfectly perpendicular surface for the barrel extension. This task is easily accomplished with a few simple tools and a handheld drill.
For this project, Brownells supplied us with the following:
“Accurate, hard hitting and mildly recoiling; the 7.62x40WT offers medium-sized big game hunting to AR-15 owners by simply changing barrels” Wilson Combat’s 7.62x40WT (Wilson Tactical) Review Our readers, and most US gun owners in general, […]
We decided to take a crack at building a .223/5.56MM Special Purpose Rifle style upper receiver for an AR15. We wanted to end up with an accurate rifle, low recoil impulse that is extremely shooter friendly. […]