For use with 1.5" OD (OUTER DIAMETER) Tubing/Hose. Double Grip - Second row of teeth for a more secure grip than conventional nylon clamps Made from UV/Heat Stabilized 6/6 Nylon. Easy to install and reusable. -40C to 125C/225F Long Term Operating Temp Range (up to 170C/340F Occasional Peak Temp) Resists pressures up to 200 PSI and above depending on clamp size and hose/fitting quality High chemical resistance inlcuding gasoline (with or without methanol), oils, and most solvents These double gripping clamps are ideal for use in automotive, electrical, marine, medical, agricultural, and many other applications. Nylon 6/6 material is UL 94 V2 self-extinguishing. Manufactured in the USA and UK. **** Specifications: Inner Diameter Fully Engaged (A): 1.47"/37.4mm, Inner Diameter with One Set of Teeth Engaged (B): 1.61"/40.9mm, Band Thickness (C): 0.083", Width (D): 0.37"