{HEAD ~ The cap} is tapered in {TAIL ~ shape}, having a wide opening at the end which connects to the cylinder so as to minimize the risk of contact with the needle when the cap is positioned on the cylinder 
is tapered in
{ HEAD ~ The cap } is tapered in { TAIL ~ shape } , having a wide opening at the end which connects to the cylinder so as to minimize the risk of contact with the needle when the cap is positioned on the cylinder
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL 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