Originally Posted By: bbman3
I wonder if the 16 gauge is built on the 20 gauge frame?Bobby


This is copied from the CSMC RBL FAQ's page:

47. Are the 12 and 16 gauge the same frame? No the 12 gauge is its own frame and the 16 gauge is a specially designed frame just for the 16 gauge. It is not the same as the 12 or 20.