Quality Material: Our bike chain link is made from high-quality steel,making it reusable and durable.It's perfect for replacing old chains.Please verify the size before purchasing.It's exclusively designed for 11 speed bicycles.Broad Compatibility: This bike chain link is compatible with all 11 speed road and mountain bicycles,including foldable bikes and mini-bikes.Designed for efficiency,precision,and ease of use,this master link kits ensures smooth and strong performance.Easy Replacement: To install, simply disconnect the old chain link connector and attach the new one.because 11 speed chain of bike width is about 5.5 mm,so this missing link chain is compatible to all 11 speed chainUsage Advice: These bike master link are consumable items.We recommend replacing them after up to 5 uses.Each package includes 5 chain links suitable for various 11 speed bicycle chains.They are convenient to carry and perfect for on-the-go repairs and replacements.Small Part, Big Impact: This chain link is essential for 11 speed bicycles.This 11 speed bike chain links saves you a trip to the bike shop and with 5 chain links included,the missing link kits can give your daily needs covered.