The Tusk Tire Repair Trail Kit is a must-have for any long trail rides. This kit is equipped with a CO2 inflator, three 16-gram CO2 cartridges, 6 various patches, 10 tire plugs, tire reamer, plug installation tool, two 12-gram tubes of rubber solution, valve stem puller/core remover, low pressure tire gauge and a knife. The durable nylon carrying case keeps everything together while riding out on the trails. Comes with CO2 inflator, (3) 16-gram CO2 cartridges, (6) various patches, (10) tire plugs, tire reamer, plug installation tool, (2) 12-gram tubes of rubber solution, valve stem puller/core remover, low pressure tire gauge and a rubber knife. Durable nylon carrying case keeps everything together while out riding on the trails. Recommended 5 cartridges for larger ATV and UTV tires (27" ) and 4 cartridges for smaller ATV/UTV tires (under 26"). For extra CO2 cartridge packs please order part #1170640001.