60 Pcs 4mm Black Push to Connect Pneumatic Fitting Kit,15 Straight,15 Elbows,15
60 Pcs 4mm Black Push to Connect Pneumatic Fitting Kit,15 Straight,15 Splitters,15 Elbows,15 Tee Types Quick Release Pneumatic Connectors. Working Temperature: 0-60 C. You could just push and pull out the hose directly by hand and easy to use.