Vortex Alloy Rear Sprocket 520-41T Black 39-0435-41ZK Colour_Ink 90% on-road/10% off-road tire that

90% on-road/10% off-road tire that gives you confidence

Access real-time traffic and weather information

gear shift lever protection

Traditional waxed cotton construction

Highly heat resistant stretch aramid fiber reinforced panel on medial knee for comprehensive heat resistance

Vortex Alloy Rear Sprocket 520-41T Black 39-0435-41ZK Colour_Ink 90% on-road/10% off-road tire thatVortex Alloy Rear Sprocket 520 41T Black 39 0435 41ZK Lightweight Aluminum Racing Sprocket 100% CNC manufactured in the USA Specially formulated alloy per Vortex specifications Unique tooth design increases sprocket longevity Vortex patented sprocket design is unlike any other sprocket