Originally Posted By: Researcher
It has always seemed unusual to me that lower end U.S. double gun manufacturers like J. Stevens --



and Iver Johnson used chopper lump barrels while none of the major players like Parker Bros. Remington, Ithaca, Baker, L.C. Smith/Hunter Arms or Lefever felt the need.


There is the primary reason that best makers used chopper-lump construction, massive surface area for either soldering or brazing.