GOLDIX comes from the largest hub manufacturer in China. We have complete models and specifications and strong technology. You are welcome to choose our products. At the same time, we can also provide customized services without standard patterns. If you have any needs, please contact us! Dear friend, this hub is only for XC level mountain bike use, MTB HG:For Shimano 8-11s, SRAM 8-11s MTB XD: For SRAM 12S MTB MS: For SHIMANO 12S GOLDIX M241 Hub Ratchet System 36T Front wheel sealing bearing * 2 Rear wheel hub sealing bearing * 4 Material: 6061 aluminum alloy Rear wheels equipped with HG/XD/MS Ultimate torque: ≥ 400N. M Maximum static load: 2000N Waterproof and dustproof grade: IP42-IP53 Fatigue strength: ≥ 100000 cycles (250N. M) Maximum tensile force of single spoke hole: 2500N CNC processing, one-time molding, precision manufacturing, high strength, and smoother rotation; Patented ratchet structure, providing a bite angle of only 10 °, making pedal response faster and more efficient Due to different batches, the weight deviation marked on the product is approximately plus or minus 10 grams. Please note that once you place an order, it will be deemed that you agree to this clause Road Bicycle Special Flower Drum, abbreviated as Road(R) Mountain bike specialized flower drum, abbreviated as MTB(M) There is no LG on the surface to facilitate your creation

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