{"product_id":"affinity-track-gear-calculator-gear-calculator","title":"Affinity Track Gear Calculator Gear Calculator","description":"\u003cdiv style=\"padding-bottom:35px;\"\u003eRotating chart for making track related gear calculations simple. Spin the perfect gear ratio on the track or in the streets - reliable accurate gear calculations for (700c wheel) track bikes. Affinity did the math and created a simple easy to use chart which generates 100% accurate calculations unlike inaccurate online calculators. Rotate the chart to choose your chain ring size the window then displays the results of your chain ring \u0026amp; cog gear ratio based on 3 different tire sizes. 19 chain ring variants (47-65t) and 6 cogs (12-17t) for a total of 342 total calculations\u003c\/div\u003e\u003cstyle\u003etable{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;}tr:nth-child(odd){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}\u003c\/style\u003e\u003cul style=\"font-size: 24px; font-weight: 600; margin-left: -25px; padding-top: 35px; border-top: 3px solid #f0f0f0;\"\u003e\u003cli style=\"list-style: none; border-bottom: 4px solid #eb212e; width: 142px;\"\u003e TECH SPECS\u003c\/li\u003e\u003c\/ul\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVendor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAffinity\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacture Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGC1\u003c\/td\u003e\n\u003c\/tr\u003e  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTrack Gear Calculator\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTools\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Affinity","offers":[{"title":"Default Title","offer_id":45481603956915,"sku":"J610816","price":23.19,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8737\/2979\/files\/ae704209451b0b4dfe3a89b29acae0645fb1bb7c.jpg?v=1777498095","url":"https:\/\/time2shinebmx.com\/products\/affinity-track-gear-calculator-gear-calculator","provider":"Time 2 Shine ","version":"1.0","type":"link"}