Guide chain tooth groove, high-efficiency speed change. One-piece stamping of high-carbon steel, optimized tooth chain, can better adapt to a variety of harsh environments. The gears are locked by the disc nails, and the gears can be disassembled separately; it is convenient to replace and reduce the maintenance cost. Bicycle Crank Arm Set XC431 Bicycle Crankset MTB Square Taper Crankset Detachable Mountain Bike GXP Crank - The aluminum alloy crank adopts an arched structure, which reduces the weight and speeds up more quickly while ensuring the strength. Universal 14MM square hole crank competitive chainset, uniform bite force, suitable for most brands. Bicycle Crank Arm Set XC431 Bicycle Crankset MTB Square Taper Crankset Detachable Mountain Bike GXP Crank - Abnormal tooth shape, protrusions, grooves, not easy to drop the chain. Shift pin, precise speed change.
Guide chain tooth groove, high-efficiency speed change. One-piece stamping of high-carbon steel, optimized tooth chain, can better adapt to a variety of harsh environments. The gears are locked by the disc nails, and the gears can be disassembled separately; it is convenient to replace and reduce the maintenance cost. Bicycle Crank Arm Set XC431 Bicycle Crankset MTB Square Taper Crankset Detachable Mountain Bike GXP Crank - The aluminum alloy crank adopts an arched structure, which reduces the weight and speeds up more quickly while ensuring the strength. Universal 14MM square hole crank competitive chainset, uniform bite force, suitable for most brands. Bicycle Crank Arm Set XC431 Bicycle Crankset MTB Square Taper Crankset Detachable Mountain Bike GXP Crank - Abnormal tooth shape, protrusions, grooves, not easy to drop the chain. Shift pin, precise speed change.
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