METAL 0.5" 8 Slot Riser - Black Barrel Length_280mm The MOSFET is protected against

The MOSFET is protected against short circuit of signal and motor wires

4 optic plates

which will protect the lenses against damage and extend their life span

the original real steel M733 as denoted by Colt is based on the M16A2 design with fully collapsible stock and short foregrip

Outer Diameter: 25

METAL 0.5" 8 Slot Riser - Black Barrel Length_280mm The MOSFET is protected againstProvides faster and easier dot acquisition while wearing mesh lower masks, night vision goggles, protective masks, plate carriers and other gear. It provides an elevated M1913 20mm Picatinny platform for direct attachment of optics. Helps ensure an ergonomically correct heads up posture. Full metal construction Two thumbscrews for easy attachment and quick removal.