Vortex GFRA Go Fast 520 Conversion Chain and Sprocket Kit CK6448 3-CK6448

Vortex Sprocket/Chain Kit Black with Steel Rear Sprocket CK6421

Vortex HFRA Hyper Fast 520 Conversion RX3 Black Chain & Sprocket Kit (CK6347)

Vortex Sprocket/Chain Kit Black with Aluminum Rear Sprocket CK6416

Vortex Sprocket/Chain Kit Black with Aluminum Rear Sprocket CK6456

Vortex Sprocket/Chain Kit Black with Aluminum Rear Sprocket CK6464

Vortex Sprocket/Chain Kit Black with Aluminum Rear Sprocket CK6442

Vortex Sprocket/Chain Kit Gold with Aluminum Rear Sprocket CKG6450