Holosun HS503FL Circle Dot Markings China airsoft are the best

China airsoft are the best choice for airsoft starter & beginners or those on a budget

- Steel Front and Rear Sight

-M16A2 Grip with Heat Sink End Set (GP034)

1v 1200mAh 20C Li-Poly Rechargeable Battery

Objective Diameter:    32mm

Holosun HS503FL Circle Dot Markings China airsoft are the bestSmall compact red dot sight with side battery housing and H L adjusting turret options. Employing new LED technology, the life time for one CR2032 battery can last to 20,000 hours. It may installed on various firearms such as shotguns, pistols, air rifles and crossbows. Features Parallax free with unlimited eye relief. Two types of turret cap options. Adaptable to Picatinny and Weaver rails. CNC machining with T6061 T6 housing. Low mount only. LED