1、Made of quality steel with fine treatment and precision machining, sturdy, heavy duty, anti-rust and durable 2、Sleek edge would not harm bike chain and good for smooth rotation of chain 3、High tensile strength, good for temporary use or repair bike chain 4、2 pairs per pack, a good bargain, necessary accessory for bike 5、Quick release link design, easy to use without tool Features: Made of quality steel with fine treatment and precision machining, sturdy, heavy duty, anti-rust and durable. Sleek edge would not harm bike chain and good for smooth rotation of chain. High tensile strength, good for temporary use or repair bike chain. 2 pairs per pack, a good bargain, necessary accessory for bike. Quick release link design, easy to use without tool. Specification: Material: Steel Color Options: Silver; Gold Options: for 11 speed bikes Quantity: 2 Pairs Weight: Approx. 5g Package List: 2 x Pairs of Bike Chain Links