MTB Chainring GXP bike fixed Crank 34/36/38/40T Chainwheel for sram xx1 X1 x9

MTB GXP bicycle Crankset fixed gear Crank 30T 32T 34T 36T 38T 40T Chainring Chainwhee for sram gx xx1 X1 x9 gxp Eagle NX. Applicable For Sram GXP XX1 X9 XO X01 crankset And SRAM Straight Crank Shaft BB30 \ GXP Specifications(1mm).

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