geneX Bicycle Chain Keeper 12mm For Thru Axle Disc Brake

• [Easy maintenance] By removing the sprocket, it becomes easier to clean the back of the pulley and chainstay, making cleaning around the chain more efficient.Also works great with chain cleaners.The sprocket can also be cleaned without being interfered with by the chain, so maintenance can be done easily without dirt returning. • [With magnet] Attach to maintenance stand or store small items.Comes with a strong magnet for convenient use.Simply remove the rear wheel and attach the chain keeper to the wheel dropout above the rear derailleur. • [Missing links can be stored] A set of missing links that are easy to lose can be stored with a magnet on the back. • [Can also be used as an oil holder] Comes with a sponge that can soak in oil and lubricate the chain.It uses extra oil, but you can easily insert it inside. • [Product specifications] Weight: 24g Compatible through axle diameter: 12mm Diameter: 47mm Overall width: 14mm Inner groove width: 8mm Compatible chains: For 6-12 speeds Can be used regardless of manufacturer.Made of high quality plastic material, anti-rust, anti-corrosion, sturdy and durable.The bike chain holder is made of high quality plastic material, rust and corrosion resistant, sturdy and durable.