Front Rear 45 Degree Offset Rapid Transition Folding Iron Sight Set PicatinnyFront and Rear 45 Degree Offset Rapid Transition Backup Iron Sight ITEM DESCRIPTIONFront & Rear Offset Iron Sights Machined from light weight and durable aircraft aluminum Low profile sights with 45 degree orientation, no interference with primary optics laser sight Flip up design with spring load push button, allowing for quick deployment Full adjustable Ambidextrous Non rust black anodized finish Compatible with most Picatinny Weaver rails