J-Adaptor To Pneufit 1/8"

I reworked this connector from another model found inside the original openbeam 1.4 models.

I removed the hex nut hole and i added a hole on the top so that you can use standard 1/8" push fit connectors.

For those who look for those parts here are some ebay links:
http://www.ebay.fr/itm/Pneumatic-Straight-Push-Fitting-1-8-of-All-Metal-J-head-bowden-extruder-RepRap-/271455428724?pt=LH_DefaultDomain_0&var=&hash=item3f34012074

where you can select either 4mm inner diameter for 4mm ptfe t