€0.69 2pcs Pneumatic Connectors For 3D Printers Parts Bowden Quick Jointer Coupler 1.75/3mm Pipe pc4 m6 m10 Fittings PTFE Tube 2/4mm 2pcs Pneumatic Connectors For 3D Printers Parts Bowden Quick Jointer Coupler 1.75/3mm Pipe pc4 m6 m10 Fittings PTFE Tube 2/4mm €0.69 Aliexpress EU - Computer_Office To shop Price history Sep 20, 2023 €0.69