Not Compatible With: Automotive and aircraft brake fluids; High levels of ozone; Ketones; Phosphate ester fluids; UV Light Coating: None Inside Diameter (in): 1.95 Shoe Type: Double Grouser, Trapezoidal Applications: Ambient temperature fuel handling; High and low pressure LPG service; Hydraulic fluids; Power steering seals; Radiator thermostat seals Material: Rubber Temperature (°F): -40 - 212 Notes: Dimensions and Material Descriptions provided for reference only. Color may differ from image. Compatible With: Alpha-Olefin base synthetic lubricants; Ethylene Glycol; Petroleum base lubricants; Silicone oils and greases; Water, water base engine coolants Cross Section Diameter (in): 0.24