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AFFINITY Track Gear Calculator
Price: $22.00
Availability: In Stock
Item #: 610816 -

     Rotating 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 & cog gear ratio based on 3 different...