An adjustable support mount having {HEAD ~ a clamp plate} with {TAIL ~ a fulcrum} and a clamp plate extension 
with
An adjustable support mount having { HEAD ~ a clamp plate } with { TAIL ~ a fulcrum } and a clamp plate extension
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH