Holosun HS503GU Circle Micro Red Dot Sight (2 MOA Dot, 65 MOA Circle) Color:Black Unbalanced regulators can have a

Unbalanced regulators can have a very large pressure change as their supply tank empties

Shooting Modes - Semi Only

-Softer angles to assist in feeding at the zipper lip in the magazine

Introducing the new MAS Marauder AEG

Holosun HS503GU Circle Micro Red Dot Sight (2 MOA Dot, 65 MOA Circle) Color:Black Unbalanced regulators can have aNot available for US customers. If you place an order containing any Holosun items to be shipped to the US, it will be cancelled and a 5% cancellation fee applied. The PARALOW HS503GU is a compact red dot sight with the option of dot only or dot with circle reticle pattern. Employing new LED technology, the life time for one CR2032 battery can be up to 20,000 hours at a mid level dot intensity with a circle reticle or 50,000 hours with just the dot