An item designed to be mounted around and secured to the main tube and extension tube(s) of a borescope to center and balance it in a cannon bore.
NSN 6610-01-519-3080
NSN 5996-01-154-3749
NSN 5985-01-255-4455
NSN 7035-00-626-1958
NSN 5985-01-341-3563
NSN 5920-00-472-1160
NSN 2925-00-400-5634
NSN 6645-00-627-1501
NSN 5905-01-414-6970
NSN 6320-01-195-5583
NSN 6145-01-126-1316
NSN 6110-01-433-0292