{"product_id":"cycling-ceramic-shimano-105-di2-r7100-50-12s-105-r7000-11s-jockey-wheel-system-bike-143117432","title":"Cycling ceramic Shimano 105 Di2 R7100-50 12s\/105 R7000 11s jockey wheel system","description":"Upgrade your Shimano 105 R7100\/7150 Di2 11\/12-speed derailleur with CyclingCeramic´s Oversized Pulley System. Experience exceptional performance and efficiency gains thanks to larger pulley diameters that reduce friction and chain articulation. Precision CNC-machined from aerospace-grade materials, these pulleys offer superior stiffness and flawless alignment. Ultra-low friction ceramic bearings minimize resistance for enhanced power transfer and sustained high-speed performance. Hand-assembled and individually tested in France, this system ensures uncompromising quality and race-proven durability for demanding cyclists. Includes pulley cage, ceramic bearing oil, and stickers","brand":"Cycling ceramic","offers":[{"title":"14\/19t \/ Pink","offer_id":54958339752279,"sku":"bike-143117432-14-19T-PINK","price":321.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1031\/8397\/4743\/files\/cycling-ceramic-shimano-105-di2-r7100-50-12s-105-r7000-11s-jockey-wheel-system.webp?v=1788916351","url":"https:\/\/geareurope.com\/products\/cycling-ceramic-shimano-105-di2-r7100-50-12s-105-r7000-11s-jockey-wheel-system-bike-143117432","provider":"GearEurope","version":"1.0","type":"link"}