Feature:1. 5mm/10mm Installation Diameter: The diameter of the quick release buckle hole is 5mm/10mm, which is suitable for installation on a 5mm/10mm shaft. With 5mm reducing sleeve, installation is more convenient.2. Product Application: The buckle is suitable for pedals with quick release structure. After the pedal is removed, the buckle can be placed on frame or on any hole where M5 screws can be installed.3. Applicable Models: The aluminum alloy quick release buckle is suitable for Brompton folding bike, which can remove the pedals easily and quickly.4. Aluminum Alloy: Made of aluminum alloy material, the quick release pedal buckle is lightweight, of high strength, strong and durable, ensuring long term use.5. Anode Coloring: With anodized treatment, the surface is colored with anode, the color is bright and does not fade, and it protects the aluminum alloy body.Specification:Item Type: Quick Release Pedal BuckleMaterial: Aluminium AlloyInstallation Diameter: 5mm / 0.2in, 10mm / 0.4inProduct Weight: Approx. 16g / 0.6ozApplicable Models: Suitable for foot pedal with quick release structure.Package List:1 x Quick Release Buckle1 x Reducing Sleeve