200 mm (8") Safety Clutch 200mm (8") 6 PLATE COMBINED FREEWHEEL - SAFETY CLUTCH COMPONENTS REF PART No. DESCRIPTION 1 B3728 Cotter Clamp Bolt and Nut 2 B3720 1 3/8" x 6 Spline Base assembly (includes bush and clamp bolts) B4720 1 3/4" x 20 Spline Base assembly (includes bush and clamp bolts) B5720 1 3/4" x 6 Spline Base assembly (includes bush and clamp bolts) 3 B4172 Bush for B3720 Base B6828 Bush for B4720 / B5720 Base 4 B3721 Facing 165mm (6 1/2") x 63mm (2 1/2") - 3 req 5 B7071 Splined Drive Plate for Overrun Assembly 6 B4255 Pressure Plate - 3mm (0.118") Thick - 2 req 7 B1303 Freewheel Unit 1 3/4" x 20 spline. 8 AW160 Front Facing 160mm x 100 (6 19/64") x 100 mm (3.937") - 3 req 9 B3751 Front Pressure Plate 10 B1340 Inner Hexagon Drive Plate 11 B4729 Dark Blue Heavy Duty Spring (8 req.) .