Feature●High quality material: 100% high quality material. The bicycle chain link is made of high-quality steel. Good quality can not only provide a safer guarantee for your life, but also good materials can extend the life of the product.●Feature:Premium steel chain links are suitable for 12 speed chains. No tools are available to remove the chain for cleaning. Install the chain with the correct length, clean and lubricate the bearing.●Excellent Performance The bicycle 12 speed chain lock chain lock provides stable performance and high reliability. Exquisite workmanship, stylish and generous appearance. The steel construction is rust-proof and stable, durable.●Suitable for: bicycle chain connector suitable for mountain bike and road bike chain. 3 different colours to choose from, meet your different requirements. Meet strict quality control standards, reliable to use.●Customer service guarantee: If you have any questions about the bicycle chain link Mater Link Magic or have problems with your use, you can contact us directly. We will offer you a solution in time. You dont have to worry about customer service.Description