Parts & Accessories

The Asteroid fits all new and older Bern helmets with a two-hole mount located in the rear of the shell. USB rechargeable. - 12 Lumens - Micro USB rechargeable - 3 Light Modes (Flash 24 hours, Pulse 6.5 hours, Steady 5.5 hours) - Water Resistant - 16 grams - 26mm tall, 39mm wide, 20mm thick (w/o bracket)

Lights, Camera, You Name it The Accessory Mount is a great solution for attaching your GoPro-style mount to your helmet, seatpost, handlebar, selfie-stick or just about anything else. The banded system offers easy attachment, the 270 degree rotation helps you position your camera so that you can get the shot every time, and the omni-directional breakaway feature will take the hit in a crash (possibly saving your camera equipment). With the Accessory Mount, your imagination is the only thing holding you back. Features - Omni-directional breakaway, 270 Degree Rotation

For Serfas Metro Helmet – Replacement Rear Light Serfas Metro Helmet Compatibility: - HT-404BKGY - HT-400BKGY - HT-404BLBK - HT-400BLBK - HT-404WTBK - HT-400WTBK