Holosun HE503GU-GR Elite Green Circle Dot Sight Holosun HS507C X2 is an open

HS507C X2 is an open reflex optical sight designed for pistol applications

and very generous eye relief

Shake Awake technology with last setting recall

Connection Type: Wireless

and you get a competition optic that stays locked in under pressure

Holosun HE503GU-GR Elite Green Circle Dot Sight Holosun HS507C X2 is an openHE503GU GR Elite Green is a new micro green dot optic equipped with a 65 MOA circle dot reticle with the option of switching to a 2MOA dot only. Employing new green LED technology, the life time for one CR2032 battery can reach 5 years on the 2 MOA dot. Holosuns Shake Awake technology automatically turns the optic on at the slightest movement. When the optic senses no movement, it will go to sleep. Features 2 MOA green dot & 65 MOA circle Designed for