In addition, {HEAD ~ the invention} provides {TAIL ~ a rotatable insert} which includes a base assembly configured to receive an actuator, advantageously the base assembly and actuator of the present invention 
provides
In addition , { HEAD ~ the invention } provides { TAIL ~ a rotatable insert } which includes a base assembly configured to receive an actuator , advantageously the base assembly and actuator of the present invention
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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