XAM chain and sprocket kits are the perfect drive maintenance kit for your bike, including a strong and durable 14T front and 50T rear steel sprocket, constructed from C49 high carbon steel paired with a high-quality O-ring XAM chain this kit has everything you need to replace your old warped and stretched chain and sprockets. The perfect alternative to expensive OEM replacements while designed to meet and exceed OEM specifications. Supplied in presentable packaging with a carry handle for convenient transportation.