Posted 6/10/2023 10:10 (#10264222 - in reply to #10264209) Subject: RE: Mossberg 930 issues
A lot of shotguns designed for 3" shells will not cycle light 2 3/4 loads reliably. The valve and springs are set up for heavy loads. I would try some 3 inch or heavy 2 3/4 to see how it does. Also may be different settings for light loads in the gas mechanism.
INDY