The M540 is one of the world's most popular SPD clipless pedals for MTB/Commuting/Off-road usage.

Features
Based on XTR-M959 pedal design (replaces PD-M536 model)
Dual-sided clipless engagement bindings
Adjustable cleat tension with indicator (Uses SH51-SR/SH55-MR cleats)
Open design clears mud/debris for consistent clip-in action
Alloy axle locknut with 8mm-broach for install/removal
CrMo spindle with an alloy sleeved, sealed ball-bearing design

Mfr Claimed Weight
350g