Part number for reference: 17H7949. Classic Mini Rear Wheel Cylinder Retaining Clip. If your wheel cylinder does not bolt on it uses this special clip.
CLASSIC MINI REAR WHEEL CYLINDER BLEED NIPPLES x2 1/4" UNF 513118A SCREW AL1
Classic Mini Rear Wheel Cylinder To Back Plate Gasket PAIR INC. CLIPS 37H4642
Classic Mini Rear Wheel Cylinder To Back Plate Gasket 37H4642 backplate cooper
Classic Mini - Rear Wheel Bearing Kit ( x2 Drum) 1959-2001 + 36m Warranty!
Apec Wheel Cylinder For Classic Mini Rear Brake Cylinders - Pair