Improve your accuracy with Firefield's BattleTek Sight with green laser. BattleTeks are Weaver- and Picatinny-compatible for easy mounting and to help provide quick target acquisition to any self-defense or target shooting situation. Compact and crafted out of a lightweight, durable glass filled nylon plastic material, BattleTeks is IP55 rated water resistant and can withstand a max caliber of .308. A 5mw green laser delivers accuracy with up to 50 yards of visibility during the day and a maximum of up to 600 yards at night.