This KMC Bicycle Chain is perfect for any type of bike, whether it's a road bike, mountain bike, BMX bike, cyclocross bike, or even a folding bike. It is an 8/9/10/11/12 speed universal chain that comes in three different colors: silver/gray, silver/black, and silver. The chain is compatible with SRAM and has a model number of X8/X9/X10/X11/X12. The set includes one chain with a pin length of 5.2mm/6.6mm/7.3mm and comes in lengths of 116/118/128 links. This high-quality chain from KMC is perfect for any bike enthusiast looking for a reliable and durable chain.