SOLID AND HEAVY DUTY: The chain link made of quality steel with fine treatment and precision machining is sturdy, durable and rust-proof. SMOOTH EDGES: the smooth edge would not harm the bicycle chain and promote smooth rotation. smoothness of the chain. HIGH TENSION STRENGTH STREBGTH: High tensile strength and light weight to carry, the link connector is ideal for temporary use or for repairing a bicycle chain. EASY TO INSTALL: 2 pairs per Product Description The bicycle chain link made of high quality steel is durable and built to last. With high tensile strength, it is a perfect accessory to replace your bicycle chain. And it is easy to install without tools. Specification: Material: Steel Color options: Gold Options: for 11 speed bikes Quantity: 2 pairs Weight: Approx. 5g Package List: 2 x Pairs of Bicycle Chain Connectors