{HEAD ~ Mechanism} for preventing dropping of {TAIL ~ the caliper} during work on a pin slide type disc brake 
{ HEAD ~ Mechanism } for preventing dropping of { TAIL ~ the caliper } during work on a pin slide type disc brake
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH