BBB RollerBoys 13T-13T Ceramic Shimano MTB Derailleur Pulleys

BBB RollerBoys 13T-13T Ceramic Shimano MTB Derailleur Pulleys (BDP-19)RollerBoys Ceramic 13T are high-performance derailleur pulleys weighing 29 g, equipped with ceramic bearings that ensure minimal resistance and exceptional durability. Made from Grivory EMS composite with a 40% glass-fiber blend, they provide excellent strength and smooth operation. Compatible with Shimano 12-speed MTB systems, they feature a special tooth profile for fast and smooth gear changes. Ideal for professional mountain bikers seeking maximum performance in 12-speed Shimano MTB systems.Key features of the RollerBoys Ceramic 13T:11x13-tooth pulleys.Equipped with ceramic bearings offering minimal resistance and exceptional durability.Made from durable and lightweight Grivory EMS composite containing a 40% glass-fiber blend.Sealed bearings with an aluminum cover for optimal durability.Lubricated with special lightweight ceramic oil for additional smoothness.Special tooth profile ensuring fast and smooth gear changes.Compatible with Shimano 12-speed MTB systems.Specifications:Model:BDP-19Name:RollerBoys Ceramic 13T

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