Sprocket Front RK-C4171-15 JTF308 Afam 20509 Unstructured Curved Snapback Replacement chin vent for Alpinestars

Replacement chin vent for Alpinestars SM3 Helmets

Polisport plastic side panels are produced with exclusive technologies to make the part glossy

FLFB Softail Fat Boy    2018 - 20

Compatible with 249 models (yearly)

Kawasaki Z1000F ABS 2014–2016

Sprocket Front RK-C4171-15 JTF308 Afam 20509 Unstructured Curved Snapback Replacement chin vent for AlpinestarsGearbox Sprocket. Chrome moly steel for strength and durability. RK sprockets are made from chrome moly steel for extra strength and durability. Used as original equipment by many motorcycle manufacturers. Manufacturer Part No. (MPN): C4171 15ZZ0 Barcode: 9555387614513 Alt. Centre: 308 Centre: JTF308 Grooved: Plain Material: Steel Position: Front Teeth: 15 Fitment Summary Compatible with 99 models (yearly). Aprilia: Pegaso 650 Factory, Pegaso 650