RFX Pro Series Armalite Double Compound (Steel/Aluminium) - 520 SprocketRef : RFX01170A / 1123236017

The RFX Pro Series Armalite 520 sprocket (manufacturer part number: FXRS50-46ALBK) is a high-performance solution for demanding riders on quads, motocross bikes, or roadsters. Designed in a dual-ring configuration, it combines a machined 7075-T6 aluminum center with a high carbon steel (HCS) outer ring for a well-balanced strength-to-weight ratio.

• Compatibility: 520 pitch, 46 teeth.
• Construction: CNC 7075 inner ring, HCS outer ring, two-piece design.
• Hex-Drive Interface: hexagonal coupling between the rings to maximize power transfer and reduce stress on the rivets.
• Modern Design: CAD profile for weight reduction, mud evacuation grooves to limit wear in dirty conditions.
• Finish: black anodization for a racing look and improved durability.

Developed with feedback from competition teams, this Armalite sprocket aims for reliability and ease of maintenance for the rear end. Installation follows the standard procedure: lift the rear, remove the wheel and chain, position the new sprocket, apply suitable Loctite on the bolts, and tighten according to manufacturer torque specifications.

Ideal for motocross and roadster riders seeking a robust and lightweight transmission component. Universes: Quad • Motocross • Roadster.