{TAIL ~ The devices} have a body with {HEAD ~ a button member} extending into the body and having protrusions locking therein using a form of bayonet lock 
{ TAIL ~ The devices } have a body with { HEAD ~ a button member } extending into the body and having protrusions locking therein using a form of bayonet lock
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH