Due to its unique optimization treatment, CeramicSpeed's Ultrafast Racing Chain saves you watts and improves your performance with free speed and unparalleled low friction. Our ultrafast racing chains are carefully selected from high quality suppliers and optimized by hand in Denmark.This ultrafast Racing Track Chain will boost the efficiency of your entire drivetrainCeramicSpeed UFO Racing Chains can save you between 2 5 watts on a distance of 650 km/400 milesPre-treated with CeramicSpeed's UFO coatingCeramicSpeed recommends applying UFO Drip after 650km to maintain your peak chain optimization over the life of the chain (Sold Separately) Item SpecificationsChain Connection TypeSingle Use Master LinkColorSilverDefined ColorSilverDrivetrain Speeds12Half Link ChainNoLinks116Weight270 CeramicSpeed UFO Factory Optimized Chain Chains EAN: 5711050115785