Race inspired low profile fast rolling center tread with staggered aggressive shoulder knobsDual compound rubber casing provides straight line speed and improved cornering gripMSPD â MaxxSpeed is the latest version of Maxxisâ race compound that utilizes a silica filler to improve speed, wet traction as well as further reducing rolling resistance by 25%EXO equipped models feature Maxxis` EXO sidewall protection which helps prevent puncture from sidewall abrasionsTR - Tubeless Ready - sealant requiredWT - Wide Track casing optimized for rims 25-30mm internal widthTubeless29x2.4622TBLS - FoldBk/Bsk60120MSPD/EXO/TR/WTNoUPC/EAN/GTIN: 4717784041995