Look Keo Cycle Classic Plus Pedals With Keo Grip Cleat - Black What is the difference between a KEO CLASSIC 3 and a KEO CLASSIC 3 PLUS The material used for the contact area. The little extra, stainless steel rather than composite, optimizes pedal stiffness and hence the transfer of power from you to your bike. As for the rest, we stick to what works: fast clip in / clip out and easy tension adjustment. WHY YOU’LL LOVE IT THAT LITTLE EXTRA WHEN IT COMES TO STIFFNESS Large, wide contact area for excellent stability thru the pedal stroke A total weight of 350 grams, all included All of LOOK’s expertise at an affordable price SPINDLE Spindle material: Chromoly BODY & PLATFORM Technology: Spring Body material: Composite Platform material: Stainless steel Platform area: 400 mm² Platform width: 60 mm RETENSION & CLEATS Retention: 8 to 12 Cleats: KEO GRIP WEIGHT & ACCESSORIES Weight Pedal: 140 gr Weight pair + cleats: 350 gr Stack height + cleats: 17,8 mm Cycle Accessories Type: PEDALS