Hydro-Lek 43000 5 function Manipulator is a lightweight arm, designed for small ROV's. The stainless steel jaws incorporate a 180° jaw rotate with a 1 / 4 " diameter rope cutter. This arm has been designed to work with Hydro-Lek's HLK-70150 5 Way Valve Pack and HLK-91000 DC Power Pack.