FSA's NS SMR Stem represents the cornerstone of their Smart Cable Routing system, engineered for modern bike design flexibility. This versatile stem integrates seamlessly with FSA's headset components to enable internal cable routing for shifters, brake lines, and electronic wiring. Whether you're building with mechanical or electronic drivetrains, hydraulic or mechanical brakes, the SMR system adapts to your specifications. Designed for bike manufacturers seeking clean, integrated cockpit aesthetics without compromising functionality, the NS SMR delivers precision engineering and compatibility across diverse drivetrain configurations.