Genuine Innovations 20-Gram Threaded CO2 Cartridges (Tub of 60)

The Genuine Innovations 20-Gram Threaded CO2 Cartridges can be used with all Genuine Innovations inflators that have a 3/8-inch-24 thread. The 20-gram size will fully inflate those high-volume mountain bike tires (29ers, mountain bike tires, fat bike tires, etc.).