Nathan Neutron Fire Runners' Headlamp Bike Accessories_Cleats Thanks to its 4x120 TPI

Thanks to its 4x120 TPI casing which improves the robustness of the tyre and offers more comfort at low pressure

Polyurethane tube

laid out in a proven V-formation

Gravel / cyclocross

CeramicSpeed Pulley Oil

Nathan Neutron Fire Runners' Headlamp Bike Accessories_Cleats Thanks to its 4x120 TPIBring added safety and color to your night run with the lightweight and powerful Neutron Fire. The primary LED kicks out a crisp 115 lumen spotlight, while the two side strobes offer RGB Light red, green, or blue LED's for added visibility. Lightweight, low profile runners' headlamp 5 lighting modes: low, medium, high, sprint, strobe RGB Light red, green, & blue LED options for side strobes 115 Lumens LED spotlight Replaceable AAA batteries.