A world-class chain designed for 9-speed systems, road or off-road. Z99 chain is made for smooth shifting in all conditions. It is corrosion resistant, strong and lightweight at 274g! Stretch-proof treatment High pin power with reinforced durability Quieter riding experience Anti-drop design Missing link included. This is the best choice for your Ray-1/Ray 2 right chain replacement.
- Excellent 500 Lumen light output
- 100 hours long burn time
- Low Battery Indicator
- Strengthening short distance illumination
- Wide angle side visibility
- Battery Capacity Indicator
- Mode memory function memorizes last lighting mode
- IPX4 waterproof standard