Tubeless Gravel Tyres: Six Month Sealant Check & Refresh…. plus TyreWiz Install

Unlike diamonds, the sealant used in tubeless bicycle tyres isn’t forever. It evaporates. It dries up. It will let you down out on the road or trails isn’t kept in-check. The recommended ‘top up’ interval varies from a few months to six months. The Zipp G40 gravel tyres have been on my gravel bike with […]