DLP Tactical KAC Style 300m Metal Folding Rear BUIS Iron Sight KAC style flip up rear iron sight with 0-300m close combat peep ring Constructed of Forged T-6061 Aluminum Alloy 0-300m aperture, click adjustable windage adjustment without tools Mounts to any standard Picatinny rail, height aligns with most AR height front sight towers Proudly made by DLP Tactical