This kit includes everything you need to replace the inner tubes in your tubeless ready rims and tyres with genuine Stans sealant--the original, and still the best tubeless tyre sealant. All Mountain Bike Tubeless Kits include 200ml of sealant, 44mm brass valves, and Stans Yellow Tape. Kits are offered in different tape widths to fit a variety of rims. If you're unsure whether your rims are tubeless-ready, look for graphics that mention it directly on the wheel or contact the manufacturer for details. Do not attempt to use a tubeless system on wheels that are not explicitly tubeless compatible.Key Features:Everything you need to quickly and easily complete your conversion to tubelessStans Sealant seals punctures up to 6.5mm (1/4") quickly and offers long-lasting protection44mm brass valves feature removable valve core for easy sealant refresh and fit most mountain rimsYellow Tape helps seal spoke holes airtight and does not allow liquid to pass, keeping the rim interior dry200ml of