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dalecooper51 · December 22, 2009, 02:28 PM

If you have a set of calipers for measuring, you could measure the constriction and figure it out from there. Otherwise, take it to a gun shop, mos of them have measuring devices.

December 22, 2009, 02:28 PM	#4
dalecooper51 Senior Member Join Date: October 24, 2007 Location: Eastern PA Posts: 305	If you have a set of calipers for measuring, you could measure the constriction and figure it out from there. Otherwise, take it to a gun shop, mos of them have measuring devices.