Holosun HS503C Circle Dot & Solar Gas Shot Gun the Solid Smock Jacket is

the Solid Smock Jacket is coveted by outdoor enthusiasts and top operators looking to add a high-performance piece to their wardrobe

Replace Original Gears with this upgrade STEEL Power Gear  This Gear Set is the substantial high-cost performance gear set  Torque Up Gear is designed to increase torque for pushing higher spring tension in power upgrade AEG  Suggest to use half teeth piston together with this gears set

which we will name the Original

Full Metal Slide

Featuring the versatile Omega trigger system

Holosun HS503C Circle Dot & Solar Gas Shot Gun the Solid Smock Jacket isPARALOW HS503C is a compact red dot sight with the option of a 2MOA dot only or a 2 MOA dot with a 65MOA circle reticle pattern. Employing new LED technology, the life time for one CR2032 battery can reach 2 years if left on constantly. However, the solar technology and automatic brightness features work together to extend the battery life dramatically beyond that for the average shooter. The sight may be installed on various firearms such as