Petzl Head Torch Bike Adaptor

This bike adaptor is designed to be mounted to a bicycle handlebar or seat post between 22 and 30 mm in diameter. Compatible with Tikkina, Tikka, Bindi, Actik, Actik Core, Tactikka, Tactikka + and Tactikka +RGB headlamps, it turns your headlamp into a bike light so you can be seen.  Weight: 40g Diameter: 22 - 30 mm Note: Warning: when used in an area governed by traffic regulations, Petzl lights are no substitute for required standardised lights.