GG&G MAD Top Mounted Deployable Rear Sight Black GGG-1006. The resulting product the GG&G MAD Multiple Aperture Device BUIS Back Up Iron Sight has four apertures two of each size (so that rotating the aperture disc in either direction will bring the...
GG&G MAD Top Mounted Deployable Rear Sight Black GGG-1006. The resulting product the GG&G MAD Multiple Aperture Device BUIS Back Up Iron Sight has four apertures two of each size (so that rotating the aperture disc in either direction will bring the...