Featuresr with a 84mm x 99mm 16mm thick platformr 6061 aluminum alloy construction with hollow pedal platformr thin yet wide platform increase shoe contact for more stability and controlr 6 replaceable per side grip pins for non slip contact with shoesr low maintenance durable du 2 sealed bearings and a bushing in each axler stubby axle make you foot closer to the crank to pedal more efficientlyr rigid platform to minimize your wasted energy and add control