Optimized Shimano GRX RX820 12-Speed Gravel Bike Shifters & Brake Levers Bundle | Left & Right Dual Control for Mixed Terrain Riding Upgrade your gravel cycling setup with this premium Shimano GRX RX820 12-Speed Left and Right Dual Control Lever Bundle, designed for serious gravel riders seeking superior control, responsive shifting, and comfortable handling on mixed terrains. Crafted with high-quality materials and advanced Shimano technology, these hydraulic shifters and brake levers provide smooth, precise performance and reliable stopping powerperfect for racing, long-distance adventures, and rugged terrains. Product Highlights: – **Complete 12-Speed Gravel Shifting & Braking System:** This bundle includes the Shimano GRX ST-RX820-L (Left) and ST-RX820-R (Right) dual control levers, delivering seamless 12-speed mechanical shifting and agile hydraulic braking for enhanced control on gravel, dirt, and bumpy tracks. – **Hydraulic Disc Brake Components:** Both levers feature hydraulic actuation with mineral oil for powerful, modulation-rich braking performance, ensuring confidence in varied terrain conditions. – **Ergonomic & Gravel-Specific Design:** Featuring gravel-optimized lever ergonomics and anti-slip textured surfaces, these shifters and brake levers improve rider comfort and grip, especially on prolonged rides or technical descents. – **Adjustable Reach & Compatibility:** The reach adjustment mechanism caters to diverse hand sizes and riding preferences, while compatibility with Shimano Road drivetrains ensures versatile integration with your gravel or adventure bike. – **Durable & Innovative Materials:** Constructed from high-quality engineering plastics and metals, these components withstand rugged riding conditions and feature materials designed for long-lasting performance and reliability. – **Advanced Shimano Technology:** Equipped with SERVO WAVE technology, these levers provide fast pad engagement and increased brake power, offering reliable stopping in various riding environments. – **Perfect for Mixed Terrain & Racing:** Whether you’re conquering gravel races, bikepacking expeditions, or mountain adventures, these levers offer a resilient, lightweight, and precise shifting/braking experience. Specifications: – **Shifter & Brake Lever Compatibility:** Shimano GRX RX820 12-speed system – **Materials:** Durable plastics, metals, textured anti-slip coatings – **Brake Actuation:** Hydraulic with mineral oil – **Design & Use:** Gravel-specific ergonomic construction, optimized for flared handlebars – **Adjustability:** Reach adjustment for personalized comfort – **Drivetrain:** 12-speed compatible – **Includes Brake:** No (requires separate rotor and caliper setup) Enhance your gravel biking performance with this high-performance Shimano GRX RX820 12-Speed Dual Control Lever Bundledesigned for precision, durability, and all-day riding comfort. Perfect for gravel racers, adventure seekers, and gravel grinding enthusiasts looking to upgrade their ride with reliable, technologically advanced components.