Compatible with the following pedals: M959, M647, M646, M545, M540, M536, M520, M515, M505, M424, M324, M323, A520, A515. Sold in pairs. 4 mm Allen Key not included.
The standard off road cleat that fits most Shimano MTB pedals. SH-51 cleat is standard single release SH-55/SH-56 cleat
is multi release Pedal model PD-M858 requires SH-52 cleat and will not function with SH-51/55/56 cleats Approx. 85g
depending on hardware. 4 degrees float