The new Nickel-Teflon treated C13 chain is designed specifically to work efficiently and securely with the narrow-wide 13-sprocket system. Despite being Campagnolo's narrowest ever chain, it is also strong, light, durable and amazingly efficient. It is designed specifically for the Ekar 1x13-speed gravel system and features a narrow profile for lightweight, strength, and efficiency. The chain is constructed with different grades of steel and coatings for strong and durable links, and uses a unique ultrasound bath lubrication impregnation system for long-life efficiency. Suitable for Gravel and All-Road riding. Weight: 242g (117 links / C-link).