Scubapro DIN retaining knob O-ring installation bullet
DIN retaining knobs have big and sharp threats and putting an O-ring over these threats most of the time damages the O-ring.By using this small bullet the job is done quick while O-ring is still in perfect condition.
Some Scubapro first stages use a bushing arrangement to help the movement of the piston during diving.Installing these bushing rings and the small O-ringin-between them is made easy when you use this bushing tool.
Two tools for the price of one. With this tool you can remove or assemble the HP seat in Mares diaphragm first stage body’s (MR22 and MR12) because of the soft material you will not scratch or damage the metal parts of the first stage.
With the other end of the tool you can easily remove the HP seat.