YJ RACING 70mm 2.75" 2 3/4" inch Straight Silicone Coupling Hose Pipe Tube Silicon Coolant Radiator Black 100% Brand New. Never been used,Made of high quality silicone material Working Pressure:0.3Mpa (43.5 PSI) to 0.9Mpa (130.5 PSI) Thickness: 5mm, 3ply polyster reinforced Size tolerance:+/-0.5mm Length:3" or 76mm