Sunlite Derailleur Hanger S-011 SilverThe Derailleur Hanger S-011 is a versatile hanger that fits many types of bikes. Some of them are Bianchi, Blue, BMC, Boardman, Cinelli, Dahon, Diamondback, Felt, Fuji, Haro, Iron Horse, K2, KHS, Klein, Kona, Marin, Masi, Mongoose, Muddy Fox, Nishiki, Norco, Orbea, Pinarello, Raleigh, Rocky Mountain, Salsa, Scott, and Trek. Includes Mounting Bolt. Made O.E.M. Specs. Made from 6061 Forged alloy, this is the correct hardness to reduce damage to frame upon impact. For full compatibility see this link: http://www.jbimporters.com/web/links/Hanger%2025%20Compatibility.pdf888571006559