Description
The MBUS (Magpul Back-Up Sight) is a low-cost, color injection molded, folding back-up sight. The dual aperture MBUS Rear Sight is adjustable for windage and fits most 1913 Picatinny rail equipped weapons. Impact resistant polymer construction, spring loaded flip up sight easily activated from either side or by pressing the top.
Magpul SKU: MAG248