In {TAIL ~ the embodiment} of FIGS 1A 3C, a substantially straight sided actuating member 128 interacts with an asymmetrically offset profile on {HEAD ~ the sleeve} inner lumen 116 
In { TAIL ~ the embodiment } of FIGS 1A 3C , a substantially straight sided actuating member 128 interacts with an asymmetrically offset profile on { HEAD ~ the sleeve } inner lumen 116
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH