The Crank Brothers Stamp 1 is a size-specific, entry-level, composite platform MTB pedal with optimal shoe/pedal interface.
These flat pedals offer the same optimal surface area as their higher priced siblings with both small and large pedal platform options.
Key Features:
Minimal 13mm thickness 
9 metal pins per side for better grip in all weathers
Premium bearings and seal system, easily serviceable to keep them feeling fresh
Composite body to reduce weight
Footprint - 100mm x 100mm small / 111mm x 114mm large 
Inner bearing - IGUS LL Glide Bearing 
Outer bearing - Enduro cartridge bearing 
Spindle - 52mm forged 435 chromoly steel 
Warranty - 5 years 
Weight - 329g per pair