Vortex 840ZK-38 CAT5 Rear Sprocket 38-Tooth 530 Pitch Black

The Vortex 840ZK-38 is a premium CAT5 rear aluminum sprocket designed specifically for BST, Rotobox, and Core Moto Apex-6 aftermarket wheels. This 38-tooth sprocket features 530 pitch chain compatibility and showcases Vortex's advanced manufacturing process with distinctive black anodized finish and machined silver accents.

Key Features:

• CNC machined from 7075-T6 aluminum for optimal strength-to-weight ratio
• Anodized before machining to create striking black finish with silver highlights
• Patented tooth design increases sprocket longevity and performance
• Lightweight construction reduces rotating mass for improved acceleration
• 100% manufactured in the USA to exact Vortex specifications
• Fits BST, Rotobox, and Core Moto Apex-6 wheel patterns
• 530 pitch chain compatibility with 38 teeth

Vortex Racing sprockets are trusted by championship-winning racers worldwide for their durability, precision engineering, and weight-saving benefits. The CAT5 series combines race-proven performance with eye-catching aesthetics.