Hardpack heroThe Vallnord RSL XR is all about speed in super-fast and dry conditions. It's the lightest and strongest race day MTB tyre option thanks to RSL XR Construction and Cross Country Dual-Compound rubber.The RSL XR provides an incredibly supple 220TPI casing paired with sidewall puncture protection while a cross-country-specific dual-compound features a firmer centre to maintain straight-line speed with medium shoulder knobs that bite when cornering.Product detailsThe fast-rolling cross-country race tread delivers speed and grip in hardpacked conditionsRSL XR Construction: 220TPI casing with sidewall puncture protectionThe Cross-Country Dual-Compound is fast-rolling centre and medium shoulderThe Tubeless Ready (TLR) tyre for easy tubeless set-up and puncture protectionVallnord RSL XRNamed after the incredibly fast and dry world cup track at the heart of the Pyrenees, Bontrager Vallnord has been reverse-engineered to meet the demands of this famous World Cup Circuit.Fast-rolling