Wheels Manufacturing Derailleur Hanger 302 MFPN=103346 Intermediate diamond shaped peaks provide steadfast Intermediate diamond shaped peaks provide steadfast traction under power while consistent and more substantial knobs extend down the side to protect it against ill intentioned rocks or gashes while exploring new areas Each kit contains 2x cartridges 1x compact and durable CNC machined inflator head with soft touch press down button which easily controls CO2 release As a result you will see many bikes with exactly the same hanger Wheels Manufacturing hangers are stiffer than almost any OEM hanger which improves durability and shifting performance