Vortex Optics Defender ST Red Dot Sight - 6 MOA Item Type_Pen Elongated O-Rings that latch onto

Elongated O-Rings that latch onto the inner barrel

If your gun has the optional winged spacer piece (like on the Sopmod/Delta/MK18 models)

Essential for gear readiness

The TDC (Top Down Centre) Trolley Converter is designed for the VFC Hop-up Series to function perfectly for R-Hop and Flat-hop setups using a trolley system that applies hop perfectly downwards for the most consistent pressure distributed onto the BB

Magazine holds 20 BBs

Vortex Optics Defender ST Red Dot Sight - 6 MOA Item Type_Pen Elongated O-Rings that latch ontoHandguns. Shotguns. Offset on a carbine. Whether running drills at the range or holding the line during rigorous duty use, the all purpose Defender ST delivers the toughness, accuracy, and adaptability your challenging world needs. A 6 MOA dot promotes rapid target acquisition, while providing a precise point of aimgetting shots down range and on target fast. The Defender ST features a total of 10 brightness settings (eight for daylight use and two