THE SMART TRICK OF RECOVER 20/20 THAT NOBODY IS DISCUSSING

Just acquired my MCK for the G19 built from the poly80 package which has a personalized Rock fluted slide and threaded barrel. When buying I used to be anxious whether the added half inch on the threaded barrel would healthy once the barrel shroud was prolonged to G17 size.The GUM interfaces and locks right down to the standard rear sight dovetail,