Triathletes can put them on their cycling shoes before a race

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Frame Aluminum Alloy

Our pulley wheels reduce drivetrain friction and increase bearing life

now with five variable speeds and a new digital dial

pulley wheels for shimano 12s muscle oxygen sensor Triathletes can put them onDelivery in 5 10 business days (EU) Finance available at checkout with humm by flexifi. Pulley wheels for Shimano 12s Handbuilt bearings, designed and manufactured in Denmark. Two sets of pulley spacers included providing compatibility with Shimano Dura Ace 9250, Ultegra 8150 and 1057150 rear derailleurs. In the box: Two 11 tooth pulley wheelsAlloy Spacer KitCeramicSpeed Oil for Pulley Wheel Bearings, 15ml. bottleSticker Sheet