Features: The Pedals Extenders on the Cranks provide you with a comfortable ride and prevents your bike from scratching the keels or legs. Bicycles Pedals extenders increase pedaling area, apply force easily and increase the width of the side. Help you adjust your Cycling position for a more natural Cycling position. They also perform just as well on long trip. Make of steel materials, waterproofs, antioxidation, antirust, antiwear, anticorrosion, Enduring. EASY TO USE AND INSTALL - Bike Pedals extenders is split into left and right axles (same side axles teeth can superimposed); unique L and Right marking it easy to distinguish left and right extenders. A bike Pedals Extenders allows you to attach this set, including any standard mountain bike. Specifications: materials: Steel Color: Natural/Colorful Size: As Pictured Package Includes: 1 Pair Bike Pedals Extenders note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.