RFX Pro Series Armalite Double Compound (Steel/Aluminium) - 520 SprocketRef : RFX00288A / 1123218004

RFX Pro Series Armalite 520 Sprocket – Manufacturer Part No: FXRS 10-51 ALRD

Designed for off-road and the demands of motocross specimens, this double composite Armalite sprocket combines a CNC machined 7075-T6 aluminum core with a high-density carbon HCS outer ring. The result: a lightweight piece with a racing look (red anodization) that maintains the necessary strength for muddy conditions and track stresses.

• Type: double composite Armalite sprocket – pitch 520
• Number of Teeth: 51
• Materials: 7075 aluminum inner ring, HCS steel outer ring
• Hex-Drive Interface: hexagonal junction between the inner and outer rings for optimized transmission between the two parts and reduced load on the rivets
• CAD Design: optimized profile to limit weight and new mud evacuation grooves
• Finish: red anodized, enhances the durable appearance and makes it easy to spot during servicing

Compatible with 520 mounts and suitable for high-performance motocross and enduro machines. Ideal for riders of Honda CRF 450 (R, RWE, RX 2026) looking for a robust, precise sprocket designed for competition. Follow manufacturer recommendations for installation and tightening of fasteners.