DT Swiss 350 Hybrid Rear Hub - 12 x 148mm 6-Bolt Micro Spline Black 32h 24ptHeavy duty E Bike version of the DT Swiss 350 hub Increased hub shell flange thickness and larger bearings for extra durability With DTs ratchet system (24t), all of the teeth on each side of the ratchets engage simultaneously every time. This creates much smaller point loads and results in the legendary reliability of Ratchet System hub International Standard 6 bolt disc mount Rear hubs have steel FH body and 24t ratchet HG 8 11sp: Not compatible