0.295" hole diameter 3.500" outside diameter 8 bolt hole quantity eight slots equally spaced on the od located 0.340 in. from center line of bolt holes 0.120 in. wide by 0.250 in. deep circular
0.203" hole diameter 7.500" overall length 4.940" overall width 6 bolt hole quantity two inside edges along length are trimmed away to equal 4.250 in. dia; used on M901 non-circular