More specifically, as shown in FIG 32, fork like shaped portions of forks 325 and 327 are fitted into {TAIL ~ respective annular grooves} of {HEAD ~ shifters} 324 and 326 
More specifically , as shown in FIG 32 , fork like shaped portions of forks 325 and 327 are fitted into { TAIL ~ respective annular grooves } of { HEAD ~ shifters } 324 and 326
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH