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teddybear · October 6th, 2006, 02:03

i think.. its either 20mm or 18mm.. but im not sure how the rail is measured.. like.. from which location... if its from the groove then its 18.. if its from the widest part.. then its 20mm

October 6th, 2006, 02:03	#4
teddybear Trader rating Join Date: Apr 2006 Location: Toronto	i think.. its either 20mm or 18mm.. but im not sure how the rail is measured.. like.. from which location... if its from the groove then its 18.. if its from the widest part.. then its 20mm