Astra is a single arm stylish bike lamp with revolutionary designed aluminum integrated body. The Astra perfectly combine the hard mount and light body in a clean and stylish result. The single side aluminum arm not only durable but also let the Astra float on the middle of handlebar which provides the widest beam range. Astra has a perfect cut off line, the beam will not cause glare to people on the other side of road. The Astra gives the bike a pair of shiny eyes lighten the road.