Replacing OEM numbers : 9892-4040, S172600003, which is a direct replacement for the old or broken one. Compatibility: This product is compatible with SPECIALIZED bicycle list. Such as Compatible with SPECIALIZED Como, Fatboy, Fuse 27.5, Levo HT 29, Vado 3.0 / 4.0 / 5.0 / 6.0 (2020) Easy to install: Direct replacement without adjustment, perfect compatibility and high reliability. Product material: This product is specially designed and made of aluminum alloy, with high service life and not easy to damage. Product list: Product include a total of 1pc Derailleur Hanger, 1pc Screw, which can completely meet your daily use needs and replacement., Manufacturer: OTOTEC