Shimano SM-SH51 SPD Cleat W/O Cleat Nut po-bur1so-125 6 base lens geometry with

6 base lens geometry with HDO™

Removable insole

Food grade nylon & LDPE

100% natural and breathable Glerups fine wool makes feet feel dry and warm

Shimano SM-SH51 SPD Cleat W/O Cleat Nut po-bur1so-125 6 base lens geometry withSPD is a system that performs whether youre on or off the bike. It makes pedaling more efficient with a wide variety of shoe and pedal styles and the recess cleat makes walking more comfortable. You can pedal with greater efficiency, stability and comfort with the SPD system. F For SPD, single direction release type Release the cleats from the pedals by twisting your heels outward Without cleat nut specification Cold forged and specially heat treated