Magtech Back-Up Iron Sight, mint condition. Current USGI issue for the M4 carbine. $50 shipped. SPF.
MATECH AR15/M4 BUIS Sight Flip-Up 0-600m
The MATECH BUIS Leaf Sight is current issue to US Military forces, NSN 1005-01-484-8000 , P/N 12996812. Windage and elevation adjustable flip-up rear iron sight that is battle tested with a low-profile design. Folds down out of the way when not in use and fits under a Trijicon ACOG riflescope with room to spare. Elevation adjustable to 600 meters. Material: Alloy, Windage: 1/2 MOA, Elevation: 0-600m, Weight: 80g, Made In: USA.