Challenge Gravel Grinder Vulcanized Tubeless Ready Gravel Tire Fat Tire versatile U-Lock protection with included

versatile U-Lock protection with included cable

Clincher tire made using the same handmade process as tubulars to maintain suppleness and ride quality

Size Adjustable x 85mm Adjustable x 110mm Rise Adjustable Adjustable Length 85mm 110mm Steerer outer diameter 28

giving you consistent power in all gears with almost no maintenance required

powerful 750W motor and long-range battery make it ideal for both city commutes and leisurely rides

Challenge Gravel Grinder Vulcanized Tubeless Ready Gravel Tire Fat Tire versatile U-Lock protection with includedReady for any road or dirt path you come across, the Gravel Grinder tire from Challenge is a worthy choice for any adventurer. Gravel is no challenge for this tire Built for the long haul, the Gravel Grinder Vulcanized Tubeless Ready clincher tire features a file tread center pattern providing efficiency and grip across varying surfaces. With a raised aggressive shoulder tread, the Gravel Grinder tire offers great cornering confidence even on