{"product_id":"shimano-grx-rx812-11-speed-rear-derailleur-367539","title":"GRX RX812 11-Speed Rear Derailleur","description":"With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience with shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON\/OFF switch for the chain stabilizer. The RD-RX812 rear derailleur is compatible with MTB cassettes with a max cog size of 42T.\r\u003cbr\u003e\r\u003cbr\u003e- Adjustable, gravel-tuned chain stabilizer prevents chain slapping and drops\r\u003cbr\u003e- Switch stabilizer ON\/OFF to match the terrain\r\u003cbr\u003e- Silent and uninterrupted rear shifting on rough terrain\r\u003cbr\u003e- Smooth and reliable mixed-surface shifting\r\u003cbr\u003e- Compatible with current road Dual Control Levers\r\u003cbr\u003e- High cog: Max. 11T\/Min. 11T\r\u003cbr\u003e- Low cog: Max. 42T\/Min. 40T\r\u003cbr\u003e- Total capacity: 31T","brand":"Shimano","offers":[{"title":"Default Title","offer_id":51706246562025,"sku":"REA39571191E","price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/4161\/7129\/files\/shimano-grx-rx812-11-speed-rear-derailleur-367539-1.jpg?v=1787402885","url":"https:\/\/maklinbikeshop.com\/products\/shimano-grx-rx812-11-speed-rear-derailleur-367539","provider":"Maklin Bike Shop","version":"1.0","type":"link"}