Repbox 1.5 Fittings for PC4-M10 Pneumatic Couplings

The new fittings/connectors for the Repkord Repbox version 1.5 are very unreliable. Not only are the connector threads insecure but the fittings barely hold on to 4mm ptfe tubing without serious force. Additionally if you have the sealed version of the repbox the connectors are no where near airtight and can't be closed when not in use.

I remixed motocoder's awesome drybox connector to fit the Repbox 1.5 and these are far more secure and airtight. I printed everything in PLA and have no issu