Features: Durable And High-Quality Material: Heavy Duty Aluminum Body. For Indoor Bikes And Mountain Bikes Compatible With Both SHIMANO SPD Cleats And Flat tread. Compatible Spin Bikes With 9/16” Spindle. Dual Function: Riding Flat tread Style Shoes Or Riding With Shimano SPD Cleats Style Shoes. Adjustable Cleats Tension For The Perfect Clip In And Out.
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