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These pneumatic fittings have teeth protruding from their body and are designed to provide a simple and cost effective way of inserting bowden tubing directly into your printed or plastic components. 

The couplings are designed to take 4mm OD tubing and the plastic ring is designed to be inserted into a 12mm hole at least 7mm deep.

Dimensions for the outer ring:

• Outer diameter: 11.8mm
• Overall diameter: 12.8mm
• Inner diameter: 6.3mm
• Thickness: 5mm

Dimensions for the insert:

• Outer diameter: 10mm
• Inner diameter: 4mm
• Thickness of top lip: 1.5mm
• Diameter of legs: 6mm

Buy genuine E3D parts from #Spool3D for your 3D printer in Canada without the surprise cost of the exchange rate!