*2.3 oz. *4.25" in length *0.75" in diameter without cover Comes with protective sleeve for a cartridge, Tire plug tool, and 5 Tire plug strips Must have for punctures out on the trail CO2 Not included. The MSR MTB Puncture Repair Kit is the perfect emergency use tool for your tubeless MTB tires while you’re on the trail. It includes a Schrader and Presta CO2 inflator, CO2 protective sleeve, Tire plug tool, and 5 Tire plug strips.