The receptacle installs flush to {HEAD ~ the surface} of the surfboard without the need for {TAIL ~ angle adjustments} like most systems 
The receptacle installs flush to { HEAD ~ the surface } of the surfboard without the need for { TAIL ~ angle adjustments } like most systems
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH