Standard and Arctic O-Rings for Tubeless Tires Packaged 2 per poly bag 24 O-rings per case Sold in case lots Consistent product quality Manufactured of high-quality material O-rings individually marked in an easy-to-read color Manufactured to major OEM specifications Spliced O-ring with sonic weld technology Extruded product allows diameter variation to meet the wide variety of rim O-ring grooves, both domestic and foreign Two compounds for all service conditions: Standard -40 F to 180 F Arctic -65 F to 180 F Customized product available for special applications. For Arctic O-rings add the letter “A to the end of the part number.