Scubatec second-stage kits and spare parts

Scubatec second-stage kits and spares: DIR Store lists FX3/FX4 parts, not F-series first-stage kits.

You find the FX3 case, FX3 inner tube, multifunction kit, FX3/FX4 spare kit, piston with spring, balance knob, plus tool set and adjustment tool.

You use them to overhaul an FX3/FX4 primary or octopus.

FX3 purge button and mouthpiece also appear in Regulator components; first stages are in Scubatec first-stage kits.