Discover The Sturmey Archer RS-RK3 3-Speed Disc Hub The Ultimate Rear Gear Solution for Disc Brake Bikes Upgrade your bicycle with the high-performance Sturmey Archer RS-RK3 3-Speed Disc Hub, engineered for reliable shifting and superior durability. Designed specifically for rear wheel applications, this 36-hole black hub seamlessly integrates with IS 6-bolt disc brakes, offering efficient stopping power with a sleek, rugged style. Crafted from premium 6061 aluminum, the RS-RK3 combines lightweight strength with corrosion resistance, making it ideal for both casual riding and demanding cycling adventures. Key features include rotary gear selection with a clean, protrusion-free interface, allowing effortless gear shifts without clutter or additional switch boxes. The gear ratio range of 177% (33% per step) ensures smooth and predictable gear changes across diverse terrain, optimizing riding performance. Equipped with a 3-spline 18-tooth cog and a twist shifter (SLS30-T), this hub provides versatile, easy-to-use gearing perfect for urban commuting, recreational cycling, and touring. Engineered with precision components such as a solid 13/32″ slotted axle (215mm overall axle length) and J-bend spokes, the RS-RK3 hub offers compatibility and strength for various wheel builds. Its 6-bolt disc brake compatibility ensures reliable stopping power, making it suitable for mountain biking, hybrid, and city bikes. Weighing approximately 1000 grams, it strikes a balance between durability and lightweight performance. Whether you’re replacing an existing hub or building a custom bike, the Sturmey Archer RS-RK3 3-Speed Disc Hub is your go-to choice for a versatile, performance-driven gear hub that enhances ride quality, efficiency, and style. Perfect for cyclists seeking an innovative, reliable, and stylish hub that integrates seamlessly with modern disc brake systems.