Features1Enhance the length of the pedal shaft to avert knee strain and minimize friction between the knee and the rear wheel or frame. 2Our bicycle pedal extender features distinct markings for the left and right, simplifying the differentiation process between the two extenders. 3Boasting a robust construction and straightforward installation process, this bicycle pedal extender is an indispensable accessory for passionate cyclists. 4This bicycle pedal lengthening shaft offers a more extended and broader platform for your feet, facilitating a more comfortable and efficient pedaling motion. 5Employ a convex mounting position for installation, which necessitates an 18mm fixed wrench or an adjustable wrench.SpecificationOur pedal extenders are designed to increase the gap between the pedal and the frame by 16mm/20mm. This enhancement minimizes the friction between your knees and legs, enabling you to cycle in a position that is more natural and comfortable.Features:Enhance the length of the pedal shaft to avert knee strain and minimize friction between the knee and the rear wheel or frame.Our bicycle pedal extender features distinct markings for the left and right, simplifying the differentiation process between the two extenders.Boasting a robust construction and straightforward installation process, this bicycle pedal extender is an indispensable accessory for passionate cyclists.This bicycle pedal lengthening shaft offers a more extended and broader platform for your feet, facilitating a more comfortable and efficient pedaling motion.Employ a convex mounting position for installation, which necessitates an 18mm fixed wrench or an adjustable wrench.Specifications:Material: MetalColor: Black/ Gold/ Colorful (optional)Specification: 16mm/ 20mm (optional)Weight: 27.4g/ 1oz (16mm); 31.6g/ 1.1oz (20mm)Package list:2 * Bike Pedal Extenders2 * WashersPackage List2 * Bike Pedal Extenders2 * Washers