Shimano Dura-Ace SM-RT900 Disc Brake Rotor Lock Ring and Washer Batteries & Chargers - Two wide front points

- Two wide front points provide solid purchase in snow

With one hand

- Built-in 24/7 Safety Technology® gives you a powerful selection of 5 day and night modes (Steady Beam - DayLightning® - Zoom - SteadyPulse® - Group Mode)

Fixing for bike light or helmet (not included)

Shimano Dura-Ace SM-RT900 Disc Brake Rotor Lock Ring and Washer Batteries & Chargers - Two wide front pointsFor precise and consistent braking performance, the Shimano Dura Ace SM RT900 Centerlock Rotor Lockring is our go to. Built for Shimanos top tier Dura Ace disc brakes, this lockring ensures a secure and reliable fit, helping maintain smooth and powerful braking under pressure. Its stainless steel construction offers long lasting durability and corrosion resistance, while the lightweight design keeps our setup as efficient as possible. Whether we're