Juegos de bielas de carretera de carbono superligeras 295 g 24 mm/29 mm brazos de eje DUB 1x 2x compatibles

WEIGHT: 295g+10g丨170mm/24MM(Crank only). AXLE/SPINDLE:Aluforged DUB 29mm / Aerospace Titanium 24mm. 328g+10g丨170mm/29MM(Crank only). Weights 1X Weights 2X 2X Chainrings: 50-34T、52-36T、54-40T、56-42T.

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