{"product_id":"nib-nos-shimano-dura-ace-rd-7700-rear-derailleur-gs-long-cage-9-or-10-speed","title":"NIB\/NOS Shimano Dura Ace RD-7700 Rear Derailleur: GS Long Cage, 9 or 10 Speed","description":"\u003cp\u003e\u003cspan style=\"font-size: medium;\"\u003eThis is the hard to find long\/mid cage, coined \"GS\".  It functions fine with cassettes from 21t up to 28t.  You MAY be able to get it to work on a 30t, but barely.  Classic modern 9 speed Dura Ace derailleur.  The best shifting 9 speed derailleur made.  It works great with 10 speed too!\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e:\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan style=\"font-size: medium;\"\u003eNew in box, practically perfect with next to no shop wear.  \u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan style=\"font-size: medium;\"\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e:\u003c\/span\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cspan style=\"font-size: medium;\"\u003eGS long cage\u003c\/span\u003e\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"font-size: medium;\"\u003eSealed bearing pulleys\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":52582233538700,"sku":"3521","price":199.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/5144\/9740\/files\/IMG_7719_1200x800__34824.1429746851.1280.1280_c5c1527b-1209-4770-94a5-e05bba6b025d.jpg?v=1792339990","url":"https:\/\/swooncycles.com\/products\/nib-nos-shimano-dura-ace-rd-7700-rear-derailleur-gs-long-cage-9-or-10-speed","provider":"Swoon Cycles (Bike ReCyclery)","version":"1.0","type":"link"}