{"product_id":"shimano-fgrx-fd-rx820-2x12-speed-front-derailleur","title":"SHIMANO FGRX FD-RX820 2x12-SPEED FRONT DERAILLEUR","description":"\u003ch3\u003eThe Shimano GRX RX-820-F 2 x 12-speed front derailleur delivers smooth, reliable shifting for mixed terrain riding.\u003c\/h3\u003e\n\u003cp\u003eIts innovative link design and integrated tensioner make adjustment straightforward, while the outward-shifted chainline provides an extra 2.5 mm of tyre clearance—essential for wider tyres and unpredictable surfaces. Built for gravel and adventure cycling where precision and durability matter.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eErgonomic power curve\u003c\/li\u003e\n\u003cli\u003eIntegrated cable tension adjustment\u003c\/li\u003e\n\u003cli\u003eNatural stroke feeling\u003c\/li\u003e\n\u003cli\u003eChainline +2.5 mm vs. conventional road FD\u003c\/li\u003e\n\u003cli\u003eCompatible with up to 42 mm tires\u003c\/li\u003e\n\u003cli\u003eMore cable routing options\u003c\/li\u003e\n\u003cli\u003eWider tire clearance\u003c\/li\u003e\n\u003cli\u003eWider range front gearing\u003c\/li\u003e\n\u003cli\u003ePrecise and easy front derailleur adjustment\u003c\/li\u003e\n\u003cli\u003eWider range front gearing 17T\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse: \u003c\/strong\u003eGravel, Cyclocross\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGroup:\u003c\/strong\u003e GRX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel: \u003c\/strong\u003eFD-RX820-F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Brazed-on\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable route type:\u003c\/strong\u003e Down-Pull\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear front:\u003c\/strong\u003e 2-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGear rear:\u003c\/strong\u003e 12-speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop gear teeth:\u003c\/strong\u003e 48T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal capacity: \u003c\/strong\u003e17T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible chain:\u003c\/strong\u003e 12-speed HG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain stay angle:\u003c\/strong\u003e 63-66°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain line:\u003c\/strong\u003e 47mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAluminium\u003c\/li\u003e\n\u003cli\u003eSteel\u003c\/li\u003e\n\u003cli\u003eGFRP\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eColour\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries colour\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWeight\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eApprox. 95g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eContents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Shimano GRX 2x12-Speed FD-RX820 Front Derailleur Braze On\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SHIMANO","offers":[{"title":"Default Title","offer_id":57024482410871,"sku":"FDRX820F","price":49.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/2350\/2370\/files\/ShimanoGRX2x12-SpeedFD-RX820FrontDerailleurBrazeOn.avif?v=1776696864","url":"https:\/\/www.allterraincycles.co.uk\/products\/shimano-fgrx-fd-rx820-2x12-speed-front-derailleur","provider":"allterraincycles","version":"1.0","type":"link"}