
Originally Posted by
H Wyman
Lapping the extension on the upper receiver ensures no such thing. You'd have to assume that the bolt and barrel extension are perfect. That lapping tool is for shade tree gunsmiths. The process is appealing to a certain crowd because there's nothing else that can be smith'd in the shade of said tree to really improve accuracy.
So, you have said tool in your physical custody and have measured it to be of shade tree specifications?
Also, how can bringing a non-true receiver face BACK into spec-range not provide for more even distribution of recoil forces upon the bolt lugs, as long as they, too, are in-spec?
"That thing looks about as enjoyable as a bowl of exploding dicks." - Magic_Salad0892
"The body cannot go where the mind has not already been."
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