A handle having a pivotal lever is disposed in the valve body and engages {TAIL ~ the plunger} to reciprocate longitudinally through {HEAD ~ the bore} 
A handle having a pivotal lever is disposed in the valve body and engages { TAIL ~ the plunger } to reciprocate longitudinally through { HEAD ~ the bore }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD