View Single Post
Old 09-18-2012, 09:00 PM   #7 (permalink)
Sidewinder Hoarder
toymachine's Avatar
Join Date: Dec 2010
Location: Fascist Valley

yup, it's either a reducer or a 90 degree asa mount for a tank (where the tank would be located horizontally parallel to and underneath the barrel)... or some variation on either of those
toymachine is offline   Reply With Quote