In {TAIL ~ certain embodiments}, {HEAD ~ the upper housing member} has an outer diameter which is generally equal to or slightly larger than the second diameter of the second recess so as to create a frictional fit between the intermediate housing member and the upper housing member 
In
In { TAIL ~ certain embodiments } , { HEAD ~ the upper housing member } has an outer diameter which is generally equal to or slightly larger than the second diameter of the second recess so as to create a frictional fit between the intermediate housing member and the upper housing member
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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 OTH OTH OTH