Origin : Mainland China Material : Aluminum Alloy, Plastic Model : OD019734-00B Product1 : Bicycle Chain Keeper Series Number1 : Quick Release Bike Cleaning Holder Series Number2 : Bike Chains Replacement Part Series Number3 : Detachable Bicycle Repairing Tool Series Number4 : Bikes Hub Repairing Accessory Type : Chain Keeper Description: Material: This bicycle chain keeper uses aluminum alloy and plastic as the material, which is wear resistant and durable so that can be reused for a long time. Replacing part: This quick release bike cleaning holder is suitable to be used as spare part to replace the old the broken part of the bicycle. Wide usage: The bikes hub repairing accessory has a wide range of using occasions, not only can be used in repairing but also can be used in bicycle cleaning. Detachable: This bike chains replacement part is designed to be detachable, which is more convenient especially when you repairing or washing the chain. Easy to install: The detachable bicycle repairing tool is small in size with simple structure which can be installed on the bike easily. Specification: Material: Aluminum alloy, plastic. Size: Approx. 90x15mm/3.54x0.59inch. Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Bicycle Chain Keeper.