{"product_id":"campagnolo-chorus-8-speed-rear-derailleur-rare-a-b-switch","title":"Campagnolo Chorus 8 Speed Rear Derailleur: Rare A\/B Switch!","description":"\u003cp\u003eRace level Chorus derailleur, from about 1993.  This one was released with the Syncros shifting system.  Will work with 5\/6\/7\/8\/9 speed drivetrains.  NOT compatible with 10 speed.  It features a unique \"A\/B\" setting, read below for a tech explanation if you're inclined.  Otherwise, assume it's a standard short cage derailleur!  \u003c\/p\u003e \u003cp\u003eIn the \"A\" setting, it acts like a \"drop parallelogram\" derailleur like older derailleurs, and has a max cassette cog of 27t.  The \"B\" setting changes the angle to act as a \"slant parallelogram\", with a max cog of 32t (which is very high for a short cage!)\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eConditon:\u003c\/span\u003e\u003c\/strong\u003e Excellent shape.  The only place that has scratches of note is the lower section of the outer cage plate.  Otherwise, just a few very minor marks here and there.  Pulleys spin great wiith only minimal wear.  Springs are nice and tight.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eShort cage\u003c\/li\u003e \u003cli\u003eMax Cog: A setting: 27t  B setting: 32t\u003c\/li\u003e \u003cli\u003eModel: \u003cspan\u003eC010-SM\u003c\/span\u003e\n\u003c\/li\u003e \u003c\/ul\u003e","brand":"Campagnolo","offers":[{"title":"Default Title","offer_id":52532084342924,"sku":"1321","price":79.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/5144\/9740\/files\/img_5394_1600x1067__96485.1411479642.1280.1280.jpg?v=1791143451","url":"https:\/\/swooncycles.com\/products\/campagnolo-chorus-8-speed-rear-derailleur-rare-a-b-switch","provider":"Swoon Cycles (Bike ReCyclery)","version":"1.0","type":"link"}