The MBUS (Magpul Back-Up Sight) Pro Sight - Front, Hooded is an all-steel, back up front sight. The hooded front sight arm provides a profile that aids in faster sight acquisition while minimizing snagging. It's also just as durable as other Pro sights thanks to a corrosion-resistant QPQ finish that delivers maximum functionality and strength with minimum bulk. When the Hooded Pro Front Sight is paired with the dual aperture, windage-adjustable MBUS Pro Sight - Rear, it can act as a diopter style sight (aperture within an aperture) depending on its placement in relation to the rear sight. Used with the MBUS Pro Sight - Rear, the toolless, elevation-adjustable MBUS Pro Sight set excels in all applications, including when mounted on rail-height gas blocks. Detents keep the Hooded Sight at standard AR sight-height when deployed, and it remains out of the way when it's stowed (measuring 1.71" from the sight base's leading edge to the top of the hood). Two front-post widths (.040" match ...