Guntec USA Rapid Acquisition Precision Sights Black. 75 in Illumination Type: Non-Illuminated Gun Type: Rifle Hand: Ambidextrous Mount Type: Picatinny Finish: Matte Anodized Attachment Type: Picatinny Features of Guntec USA Rapid Acquisition Precision Sights Adjustable Elevation Knob On Front Sight Dual Rear Aperture Option Manual Flip Weight: 3.0 Oz Down System Push Button Lock To Prevent Sight Folding Down During Use Fits Any Flattop Receiver/ Picatinny Rail Designed For Same Plane (Rail Height) Low Profile Design Package Contents: Guntec USA Rapid Acquisition Precision Sights What firearm models does the manufacturer say Guntec USA Rapid Acquisition Precision Sights is compatible with? The manufacturer suggests that Guntec USA Rapid Acquisition Precision Sights is compatible with AR-15Guntec USA GT-RAPS: Rapid Acquisition Precision Sights Black