Description:High hardness makes it not easy to break and deform. What the product can offer is to protect the crank from damage when replacing the pedals.Left and right pedal extenders can be easily identified by the unique L and R markings. It can increase pedal spacing, greatly improve the comfort of riding.Made of chrome molybdenum steel material, the product is durable.The length of the product is 3.3cm, the width is 1.8cm, and the thickness is 1.8cm.It is suitable for mountain bikes, road bikes, folding bikes, racing bikes and so on. The same side shaft can be superimposed.Item Name: Pedal ExtendersMaterial: Chromium Molybdenum SteelColors: Dazzling, Silver Color Locking Method: 15mm/18mm Open-end Wrench (Not Included) Features: Crank Thread Protection, No Deformance, Wear-resistantSize Details: Size: 3.3cm x 1.8cm x 1.8cm/1.3" x 0.71" x 0.71" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:2 x Pedal Extenders (Left + Right)