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.
Internal O-ring tool set for Scubapro MK5, MK6, MK10
Used to insert O-ring into the main body of a Scubapro MK10 first stage. With this tools the job is done in a matter of seconds. Place 2 of the parts of this tool set on the top and bottom of the first stage body and push the O-ring into its place with the small rod of the tool set.