The Shimano Ultegra 6600 FC-6600 Chainset is a high-quality, 10-speed crankset designed for road bikes. Made from durable aluminium, this silver chainset features a 172.5mm crankarm length and a double chainring setup. It is compatible with Shimano brand components and comes with a 2-year manufacturer warranty. The set includes the crankset itself, making it an essential component for any serious cyclist looking to upgrade their bike's performance.