BBB Signal Rear Light GRAVEL 3C for improved durability and

3C for improved durability and lower rolling resistance

USB type : Micro USB

New link (toggle) construction

SuperX HI-MOD Ultegra Di2 - 2013

This way you know you've created a good air tight seal

BBB Signal Rear Light GRAVEL 3C for improved durability andSignal Rear light Do you want to give a bright signal towards the traffic from behind? In that case check this powerful, compact and efficient LED rear light. It gives extreme visibility and a lot of light in all directions. And with the silicone strap you mount the light easily on a steer or seatpost. As well horizontally as vertically. Specifications Max. lumen in steady mode (lm) : 20 Max. burn time (hours) : 31 Width (mm) : 21 Battery indicator :