Mbus, magpul back-up sight, rear gen 2
An item attached to the breech end and integral to a carbine, machine gun, pistol, rifle, or the like. It may be a fixed or adjustable cross blade with a u-or v-shaped notch or aperture, or it may have elevation and windage adjustment knobs, slides, and graduated scales and be provided with aperture disks.
Classification: Part and accessories of articles of headings 9301 to 9304, nesoi
NSN 5855-01-100-3272
NSN 5925-01-236-1018
NSN 5950-01-384-3371
NSN 6130-00-187-0211
NSN 6650-01-436-3478
NSN 6610-01-010-3159
NSN 5920-01-519-3615
NSN 5985-01-498-9476
NSN 6150-01-484-7475
NSN 5930-00-996-4335
NSN 5895-01-319-5828
NSN 5945-01-593-5316