The Topeak Tubi Master X is a compact, all-in-one tubeless repair and inflation kit designed for quick, efficient roadside fixes. Made from durable CNC-machined aluminum, it features a 2-in-1 CO2 injector head that plugs and inflates tubeless tires simultaneously, saving time and effort. Compatible with Presta and Schrader valves, the kit includes a stainless steel tire reamer and plug insertion tool, plug retainer, disc insertion spacer, and one 25g CO2 cartridge. Weighing only 220g with all components and measuring just 12.3 x 6 x 5.8 cm, it mounts easily to your seatpost, frame, or saddle rail using the included adjustable strap, making it a lightweight and essential companion for road, mountain, and gravel cyclists.2-in-1 CO2 Injector Head: Simultaneously plugs and inflates tubeless tires for quick, efficient repairs.Valve Compatibility: CNC-machined aluminum head fits both Presta and Schrader valves.Comprehensive Tool Set: Includes stainless steel tire reamer/plug insertion tool, plug retainer, and disc insertion spacer.Portable Design: Compact dimensions (12.3 x 6 x 5.8 cm) and lightweight (220g with CO2 cartridge and strap).Secure Mounting: Adjustable strap attaches to seatposts, saddle rails, or frame tubes; holds up to two threaded 25g CO2 cartridges.Manufacturer Sku: TUB-MSXTodson Sku: 60112025