CNC Machined Aluminum mount to hold your electronic units in place.
Stainless detents hold it were you put it and it stays.
Predrilled and tapped to fit Humminbird or Lowrance electronics
Five arm lenghts to choose from 6'' 8'' 10'' and 12''
No More ALUMINUM KNOBS that need a wrench to tighten them up. Stainless steel bolts. Tighten up with a 9/16 wrench. Once they are tight the WILL NOT loose there position. Also has a tilt feature. If you need to mount your unit on a surface that is not flat. No problem no tapered shim needed just simply tilt near the top plate to get your unit position. Also has micro adjust to turn you unit to face were you need it.