Precision Reflex Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment Black. The flip up sight works the same as our original barrel mounted front sight. Post lift and locks into the up position and requires pressing the side detent to lower. The front post height is 1.4in from top of the Picatinny rail that is at the same elevation as the receiver. The Front circle housing eliminates the shadow cast optical sights and the full circle hood increases speed of target pick up. Front post adjust elevation with a thumb wheel. Front sights are also compatible with our rear sight and the A.R.M.S family or rear sights. Specifications for Precision Reflex Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment: Manufacturer: Precision Reflex Color: Black Condition: New Sight Mounting Orientation: Top Mounted Sight Position: Front Gun Model: AR-15 Gun Make: AR Platform Front Sight Color: Black Rear Sight Color: Front Sight Only Deployable: Yes Fabric/Material: T6 6061 Aluminum/ Cast Steel Front Blade Height: 1.4 in Gun Type: Rifle Included Accessories: Standard Weather Resistance: Yes Attachment Type: Single Cross Bolt Features of Precision Reflex Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment: PRI rail mounted flip up front sight with thumb wheel isconstructed of T6 6061 hard coat black anodized aluminum The flip up sight works the same as our original barrel mounted front sight Post lift and locks into the up position and requires pressing the side detent to lower The front post height is 1.4" from top of the Picatinny rail that is at the same elevation as the receiver The Front circle housing eliminates the shadow cast optical sights and the full circle hood increases speed of target pick up Front post adjust elevation with a thumb wheel Our front sights are also compatible with our rear sight and the A.R.M.S family or rear sights Package Contents: Precision Reflex Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment What firearm models does the manufacturer say Precision Reflex Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment is compatible with? The manufacturer suggests that Precision Reflex Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment is compatible with AR-15Precision Reflex 05-0228: Rail Mounted Flip Up Front sight w/ Thumb Wheel Adjustment Black