Sightmark is a US based company producing optical equipment and tactical accessories for use by emergency forces.
This magnifier with 3x magnification is equipped with an aluminum case, it is waterproof and durable. In addition, it has a flip to side system to alternate between your fixed viewfinder and your magnification system.
Sold original with Picatinny mounting system. Ideal for your airsoft guns with Blowback system or real guns up to .308 caliber. 5.71cm eyepiece clearance, 13.19m field of view, +/-3 diopter correction.
