A cap holder may further be provided for facilitating {TAIL ~ attachment} of {HEAD ~ the cap} to the cylinder 
A cap holder may further be provided for facilitating { TAIL ~ attachment } of { HEAD ~ the cap } to the cylinder
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH