Shimano SPD SH-51/SPD SH-56 Socks CLOSURE 40mm hook & loop

CLOSURE 40mm hook & loop strap with fast transition forefoot L6 BOA closure

Instep and heel with microfiber construction for maximum support

FeaturesStiffness Index 10BOA® Fit System Li2Adjustable ErgoLogic removable insole

Toe and heel microfiber reinforcements

Microtex Reinforced Shell

Shimano SPD SH-51/SPD SH-56 Socks CLOSURE 40mm hook & loopShimano SPD MTB Cleats Shimano SPD MTB Cleats: Available options are SH51, SH56 SH51 SPD single release cleats, recommended for all MTB SPD pedals. Release the cleat by twisting heel outwards. SH56 SPD Designed to work with all open design pedals: allow your shoe to be disengaged by rolling or twisting the foot in any direction