Dimension Junior Pedals. - Molded nylon, 1-piece, caged-type pedals - Built-in reflectors, will not accept toe clips - Overall pedal size is 80 x 60mm - Pedal Body Material: Plastic - Pedal Spindle: 9/16-inch or 1/2-inch - Pedal Type: Platform - Spindle Material: Chromoly Steel - Weight: 230g (9/16-inch); 304g (1/2-inch)