The Weldtite Tubeless conversion system includes all you need to install tubeless tyres other than a pump. Simply select your wheel size, fit the rim tape, insert the valve and inject the sealant.Kit includes 240ml sealant with integrated valve core removal tool.Includes: 240ml tubeless sealant, 2 x 55mm presta valves and rim tape, 24mm (mtb) width & 10m long.Hypoallergenic & ammonia free.Suitable for use in freezing conditions as low as -40�C.