For sale: Specialized mountain bike/gravel shoes Recon 1.0. Size 39, as good as new. The Body Geometry sole and footbed are constructed in a special way and scientifically tested to increase power, increase efficiency, and reduce the chance of injury. Stride toe-flex technology provides a more natural feel while walking. (Stiffness index: 6.0). SlipNot™ rubber tread for confident grip on all surfaces. Two-bolt cleat fits all MTB pedals (supplied without cleats).