{TAIL ~ at least one cylindrical alignment extension} and at least one cylindrical cam follower extension mounted on the removable plate, wherein the extensions are spaced from each other and are structured and arranged to slidably fit within the passageways of {HEAD ~ the yoke}; and 
{ TAIL ~ at least one cylindrical alignment extension } and at least one cylindrical cam follower extension mounted on the removable plate , wherein the extensions are spaced from each other and are structured and arranged to slidably fit within the passageways of { HEAD ~ the yoke } ; and
TAIL TAIL TAIL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH