
RFX Pro Series Elite Aluminum Sprocket - 520: a part designed for demanding training, intended for quads, motocross machines, and roadsters. Machined from 7075 aluminum using CNC technology, this sprocket combines lightweight construction with precision manufacturing to fit 520 pitch transmissions.
Designed for riders who want a reliable and aesthetic sprocket, it is suitable for both muddy motocross outings and more intense road use. Its machining and finish make it a standout component on the swingarm and throughout the transmission.
Manufacturer reference: FXRS 50-46 99BU — color: blue. Examples of compatible models: TRIUMPH TF 450-X (2026), DUCATI DESMO 450 MX (2026), STARK FUTURE VARG EX (2026).