DT Swiss 240 EXP J-Bend Road Rear Hub Swiss Precision, Every Pedal Stroke Road and gravel riders who want to build a truly performance wheel set around a hub they won't have to second-guess need to look at the 240 EXP. The Ratchet EXP freehub system fuses the ratchet and threaded ring into a single piece, cutting part count, dropping weight, and delivering full-face engagement across all 36 teeth on every pedal stroke. Increased bearing spacing extends bearing life over the long haul, and the redesigned end caps make disassembly tool-free when it's time for service. This is a hub you build around once and ride for years. Features Ratchet EXP freehub system with 36T ratchets full-face engagement on every pedal stroke for direct power transfer, with hollow-machined ratchets keeping weight low Fused ratchet and threaded ring construction fewer parts than the standard Ratchet System means reduced weight and improved long-term durability Increased bearing distance extends bearing service life compared to previous 240 generations Tool-free disassembly via redesigned end caps simplified access for routine maintenance and freehub service without needing special tools J-bend spoke lacing compatible with conventional rim builds; available in 24H and 28H drillings to match your rim spec Multiple freehub body options available with Shimano HG 11-speed, Shimano HG 12-speed, or SRAM XDR to match your drivetrain Specifications Position Rear Axle Standard QR 10x130mm Freehub Standard Shimano HG / Shimano HG 12-speed / SRAM XDR (swappable)Spoke Count24H or 28HEngagement36T Ratchet EXP / 10degBearing Type Shell Material Weight Intended Use Road, Gravel | Dt Swiss | 240 Exp J-Bend Road Rear Hub 12X142Mm, 28H, Centerlock, Xdr, 36T