Part no Description weight 400.0639-001 Cheek plate, left-hand 222 400.0639-001 Cheek plate, right-hand 222 400.2207-001 / 400. 2207 -001 Jaw plate Stationary C, M1 1064 400.0739-001 Jaw plate Stationary ST, M1 990 400.1101-001 Jaw Plate Mov C, M1 1