Originally Posted By: keith
What is the section of threaded screw hole between the barrels under the missing top short rib? Did someone attempt to repair a loose rib with a screw instead of soldering? As I recall both barrels that blew up at 29,000 to 30,000 psi in Sherman Bell's Parker test gun ruptured where the barrels had thin spots from extractor or extractor retaining screw holes.


Having a few sets of Parker barrels on hand at the moment, I can see no reason for that threaded hole.

EDIT: The low s/n hammergun barrel set I have on hand do not have an extension.

Last edited by Utah Shotgunner; 09/28/17 04:22 PM.
Mike