Bike tubeless repair kit. Tubeless tool in the form of a CO2 cartridge for road bike tires. Sturdy aluminum housing with interchangeable tips. Dimensions: 8.8 cm x 2.2 cm x 2.2 cm. Weight: 34.3 g. The Topeak TubiCartridge R16 Tubeless Repair Set Road is an ideal tool for anyone looking to repair tubeless tires on their road bike or gravel bike. It comes with three 3.5 x 50 mm plugs and three needle attachments. CO2 cartridges are sold separately. With this set, you can quickly and efficiently repair your tire without losing tire pressure. Thanks to its robust construction from high-quality materials, it is durable and easy to use.