PRODUCT DETAILS The 240 Oil Slick is equipped with the latest Ratchet EXP freehub system to maximize reliability. The increased bearing distance increases bearing lifetime, the straight spring provides more direct engagement, which reduces wear, and a smaller number of parts not only makes maintenance easier but also reduces weight. 240 EXP OIL SLICK MTB CLASSIC NET WEIGHT : Front: 142 g, Rear: 225 g (Sram XD), Rear: 231 g (Shimano Micro Spline) MATERIAL : Aluminum BRAKE INTERFACE : IS (6-bolt) FREEHUB SYSTEM : Ratchet EXP 36 T FREEHUB BODY : SRAM XD, Shimano MICRO SPLINE AXLE SYSTEM : Front: 15 mm, Rear: 12 mm BUILT IN WIDTH : Front: 110 mm, Rear: 148 mm HOLES : 32 Please visit our website at http://www.ecomtb.com.my OR https://shopee.com.my/eco_mtb ** There is 1-3cm errors due to manual measurement. Please kindly understand. ** Actual product colour may slightly vary due to photographic lighting sources or your monitor settings. ** WE DO NOT DO COD ** ONLINE ONLY ** We support original products only. ** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER