551 Metal Holographic Bright Green & Red Dot Sight Scope
- Exquisite Technology: adopts high transmittance lens and the latest design technology to ensure a clear vision, and shooting the aim without any shaking..
- Superior Material:equipped with shockproof and weatherproof materials, as well as metal frame, which will guarantee the sight can be used in severe environment..
- Easy to Use: the reticle color can be changed into red or green dot with one switch. There are 10 levels of brightness settings..
- Battery Features: Powered by an LR44 battery that can be performed for a long time. - easy to set up..
- Versatility:The sight is suitable for any 20 mm tactical rails..