Ceramicspeed Shimano 12s 9250/8150/7150 jockey wheel set

Elevate your Shimano 12-speed drivetrain with CeramicSpeed jockey wheels. Engineered for ultimate efficiency, these Danish-made pulleys drastically reduce friction for tangible watt savings and a smoother, faster ride. Experience unparalleled durability and crisp, reliable shifting. Compatible with Shimano Dura-Ace 9250, Ultegra 8150, and 105 7150, this upgrade ensures peak performance for all your cycling adventures. Includes two 11T alloy pulleys, spacers, and CeramicSpeed oil