Industry Nine 1/1 GRCX Wheel Front 700C / 622 Holes: 28 12mm TA 100mm Disc Center LockThe unasumming, but advanced 1 1 Road drive mechanism keeps pedal power transfer consistent and predictable, available at a split seconds calling courtesy of the 4 degree hub engagement With a 24. 5mm inner rim design, the 700c GRCX rim shines on rides that see both road and gravel Perfect for backcountry or touring adventures, 1 1 Road brings Industry Nine performance to new riders and new routes Specifications: Wheel Tire Type Tubeless Ready Hub