JJ Airsoft M2 Red Dot with Killflash, Black

This red dot sight has a rear-facing button with controls for changing the brightness of the reticle. Fully adjustable windage and elevation. The two LR44 batteries are housed in an easily accessible compartment so that the batteries can be changed quickly and easily if necessary. It has killflash and transport covers . The visor has a simple screw lock system with which it can be mounted on any standard Picatinny / weaver rail. Shockproof Magnification: 1x Objective lens diameter: 31 mm x 23.5 mm Crosshair: red dot (5 levels of brightness) Suitable for 20mm rail M2 killflash functions Material: metalBatteries: 2 * AG13 (battery not included) Suitable for the 30mm red dot sight and the 30mm red / green dot sight of the military typeConstructed of metalMetal mesh rifle scope protectorWithstands the hit of a high-powered airsoft rifleThe thread pitch is 0.6 mm