PC is collecting in the muzzle break but the barrel is clean.
The pc'd boolits passed the smash test (turned 1 into a square and 1 into a penny with NO chipping or flaking
The PPS 43 is so fun that it gets expensive in a hurry feeding it J-words. Would it hurt the overall function to enlarge the muzzle break a few thou?
It loves 7.62 x 25 Tokarev BE 4.9 grn 93 grn rn 0.309 15BHN