DK Pro-Mag Pedals Description: The DK Pro-Mag pedals are made of magnesium to be extremely lightweight, yet strong enough to withstand fast laps at the track, trails, or pump track. Sold in pairs. Note: 1/2" fits 1-piece cranks. 9/16" fits 3-piece cranks. Specifications: Platform Size: 105mm x 102mm Platform Material: Magnesium Spindle Size: 9/16" Spindle Material: Chromoly Pins: 10 per side Color: Black Weight: 11.7 oz