Part no Description weight 10-314-386-000 Cheek plate, upper 157.2 10-314-404-000 Cheek plate, lower 132.3 400.0483-001 Jaw plate Stationary WT (Z) M1 921 400.0418-001 Jaw plate Stationary C M1 757 400.0483-002 Jaw Plate Mov WT (Z) M2 921 400.0417-0