9/16 in

Features: 1. Nylon material/light weight lubrication/multi-color optional 2. There are 16 stainless steel cleats on each pedal like it, which can increase the grip, prevent slippage and protect the safety of the rider. 3. The lubricated Bearing+DU structure allows the pedal to run freely. Description: Brand: BUCKLOS Color: Black, Red, Blue, Orangle, Purple, Light-Purple, Green,Bianchi green, Gray, Yellow Size: 115mm X 115mm X 15mm Standard 9/16" Bearing Type:  DU+Bearings Material: nylon fiber surface+high strength Cr-Mo spindle Weight(1 pair): about 360.8g Quantity: 1 pairBUCKLOS Pedals provide 9/16" spindle standard size,which fits almost all kinds of bicycles on the market,such as BMX, MTB, Hybrid, Old School, Cruiser, Cyclocross, Folding Bike,etc.4.5" wide platform and 0.8lb ultralight ergonomic design pedals with high speed DU bearings for long ride comfort and improve pedaling efficiency.And it was rugged nylon fiber surface,which has shock-proof abrasion and corrosion resistance.Features:1. Nylon material/light weight lubrication/multi-color optional2. There are 16 stainless steel cleats on each pedal like it, which can increase the grip, prevent slippage and protect the safety of the rider.3. The lubricated Bearing+DU structure allows the pedal to run freely. Description:Brand: BUCKLOSColor: Black, Red, Blue, Orangle, Purple, Light-Purple, Green,Bianchi green, Gray, YellowSize: 115mm X 115mm X 15mmStandard 9/16"Bearing Type: DU+BearingsMaterial: nylon fiber surface+high strength Cr-Mo spindleWeight(1 pair): about 360.8gQuantity: 1 pair