{"product_id":"ceramicspeed-ospw-oversized-pulley-wheel-system-shimano-9000-6800-red-carbon-new","title":"CeramicSpeed OSPW Oversized Pulley Wheel System Shimano 9000\/6800 Red Carbon New","description":"\u003cp\u003e\u003cspan\u003eCeramicSpeed OSPW oversized pulley wheel system in red. The large pulleys reduce chain articulation, and they run on CeramicSpeed's low-friction ceramic bearings. Together that cuts drivetrain friction compared with a stock derailleur cage, which makes this a popular upgrade for racers and triathletes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCompatibility: Shimano Dura-Ace 9000\/9070 and Ultegra 6800\/6870 (short cage, 11-speed)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNot compatible with: Dura-Ace 9100 \/ Ultegra R8000 or newer, or medium\/GS cage derailleurs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePulleys: 17T upper \/ 19T lower, CNC aluminum, red\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBearings: CeramicSpeed Grade 3 silicon nitride balls\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCage: carbon-reinforced polyamide\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes: mounting bolts (upper-marked bolt for the upper pulley)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":68144558440700,"sku":null,"price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0008\/9738\/4508\/files\/camera-44D2A277-8978-44FC-B411-60864EF163C7.jpg?v=1794683729","url":"https:\/\/www.pulseendurance.com\/es\/products\/ceramicspeed-ospw-oversized-pulley-wheel-system-shimano-9000-6800-red-carbon-new","provider":"Pulse Endurance Sports","version":"1.0","type":"link"}