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nanewt02 · March 13, 2013, 10:30 PM

10 ga is a no go . bullet size must be 20 mm for it to work right. So groove to groove diameter needs to be 20mm

March 13, 2013, 10:30 PM	#4
nanewt02 Senior Member Join Date: February 25, 2013 Posts: 249	10 ga is a no go . bullet size must be 20 mm for it to work right. So groove to groove diameter needs to be 20mm