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 5930-01-498-6372
NSN 6650-01-062-0828
NSN 6645-01-571-8578
NSN 5950-01-177-6746
NSN 6620-00-820-9616
NSN 2925-01-657-9741
NSN 5975-00-243-1278
NSN 6135-01-305-2767
NSN 5950-01-098-7561
NSN 5965-00-929-9415
NSN 5975-01-020-2266
NSN 4140-01-574-3435