Originally Posted by gil russell
I have a really nice S x S 12 GA by Heym, made in the 30s, as original with 2 1/2" chambers, according to my chamber gauge. Forcing cones are about 3/4". I only shoot low pressure loads in my 12s (less than 6k, 3/4 oz).But they are 2 3/4". Is that safe and unlikely to damage the barrels? Barrels marked "Grade 2E Krupp Fluid Steel Barrels". Thank you! Gil


We’re getting to the dreaded “ad nauseam “ part.

Go shoot your gun.

Best,
Ted