{"product_id":"ceramicspeed-ospw-alpha-shimano-grx-xtr-xt-12-speed-di2","title":"CeramicSpeed OSPW ALPHA Shimano GRX\/XTR\/XT 12-speed Di2","description":"\u003cp\u003eOversized ALPHA pulley wheel system for specifically compatible Shimano GRX RX717, XTR M9250 and XT M8250 12-speed Di2 rear derailleurs. Uses 14-tooth and 20-tooth ALPHA Disc pulleys with composite tooth profile and aluminum disc sidewalls, hybrid ceramic bearings and patented Active Debris Remover protection. CeramicSpeed notes compatibility with 9-45 and 10-51 cassettes. Full OSPW system included; check rear derailleur model before purchase.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOfficial CeramicSpeed SKU: 117271\u003c\/li\u003e\n\u003cli\u003eManufacturer EU price: €579.00\u003c\/li\u003e\n\u003cli\u003eSupplier availability and installation fitment must be confirmed before fulfillment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/ceramicspeed.com\/en-eu\/products\/ospw-alpha-for-shimano-grx-xtr-xt-12s-di2-black\"\u003eManufacturer technical reference\u003c\/a\u003e\u003c\/p\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":55428171235671,"sku":"117271","price":579.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/5403\/7847\/files\/ceramicspeed-ospwgrx.png?v=1792047885","url":"https:\/\/shop.approvedcycling.com\/es\/products\/ceramicspeed-ospw-alpha-shimano-grx-xtr-xt-12-speed-di2","provider":"Approved Cycling","version":"1.0","type":"link"}