A5's are long recoil and the rib must be brazed to withstand the forces on the reciprocating barrel. This can only be done at the factory in a purpose-built jig to prevent warping the barrel. Many...
Type: Posts; User: gundoc
A5's are long recoil and the rib must be brazed to withstand the forces on the reciprocating barrel. This can only be done at the factory in a purpose-built jig to prevent warping the barrel. Many...