{"product_id":"rear-derailleur-rd-ty21b-six-seven-speed-direct-mo","title":"Rear Derailleur RD TY21B Six Seven Speed Direct Mount For Mountain Bikes And Commuter Cruisers, Silver Finish, SIS Index Shifting Compatible, Sweet Upgrade For Smooth Shifts On City Rides","description":"\u003cdiv\u003eSix Seven Speed Direct Mount Rear Derailleur for City Bikes\u003cbr\u003e\n✔️ 6\/7-speed SIS index compatibility, direct-mount design, aluminum alloy \u003cp\u003eThe RD-TY21B-GS rear derailleur is a direct-mount shifting component built for 6- and 7-speed SIS index drivetrains. It's commonly used on mountain, road, commuter, folding, and city bikes, making city rides smoother.\u003c\/p\u003e \u003cp\u003e✅ 6-7 speed SIS index shifting compatibility\u003cbr\u003e✅ Direct mount design (not hanger mount)\u003cbr\u003e✅ Aluminum alloy construction for durability\u003cbr\u003e✅ Compatible with mountain, road, commuter, folding, city bikes, and tricycles\u003cbr\u003e✅ Silver finish\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a direct-mount rear derailleur used for in everyday bikes?\u003c\/p\u003e\n\u003cp\u003eDirect-mount derailleurs attach directly to the frame, simplifying setup and reducing alignment issues. Here are key benefits:\u003c\/p\u003e\n- 6\/7-speed SIS index shifting compatibility\n- Direct-mount design minimizes hanger misalignment\n- Aluminum alloy body provides durability for daily rides\n- Fits mountain, road, commuter, folding, and city bikes\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48522273456363,"sku":"VXB0F8GL84Z7","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/612fJR2b-tL.jpg?v=1779584913","url":"https:\/\/vxb.com\/products\/rear-derailleur-rd-ty21b-six-seven-speed-direct-mo","provider":"VXB Bearings","version":"1.0","type":"link"}