Features:1. REDUCE WEAR AND TEAR: This product can protect the crank from damage when replacing the pedals.2. EASY TO USE AND INSTALL: Featured by unique L and R markings, easy to distinguish the right and left extenders. 3. THREAD DESIGN: The crank thread of the protection tooth disc of this product increases the pedal spacing. Gives you a comfortable riding, avoid your keel or leg scratch with your bike.4. GOOD QUALITY: This product is chrome-molybdenum steel with new design, waterproof, anti-rust, anti-corrosive and has a long service life.5. PACKAGE INCLUDES: 1 Pair x Pedal Extender (not include Pedal); Comes with 1 right extender and 1 left extender, helps to easily extend the bike pedals for easier riding. Notice:Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Description:Material: chrome molybdenum steelSize: As the picture shownShaft specifications: 9/16" (14mm)Extend the pedal axis distance: 20mmColor/Style: As the picture shownWeight: 25g(single)