cutting a 20 inch down to an 18
Posted: Thu Jun 30, 2011 1:23 am
hi,
any thoughts on negative gas system affects by shortening my 20 in upper down to 18"?
what could i expect to pay a competent gunsmith to cut & rethread the barrel?
thanks ahead
any thoughts on negative gas system affects by shortening my 20 in upper down to 18"?
what could i expect to pay a competent gunsmith to cut & rethread the barrel?
thanks ahead