Original WWII-era Roller-Smith Aircraft Radio Altimeter Hats 58 cal percussion rifle has

58 cal percussion rifle has both nipple sizes and a replacement front sight

making it a fascinating piece of Cold War and modern military history

This Boat Survived the War

Introduced in the late 1980s/early 1990s as an evolution of the Colt HBAR (Heavy Barrel AR-15)

- Inspection Mark: A star symbol

Original WWII-era Roller-Smith Aircraft Radio Altimeter Hats 58 cal percussion rifle hasOriginal WWII era Roller Smith Aircraft Radio Altimeter, complete with original factory box. Measures altitude in hundreds of feet and was used in military aircraft for low altitude navigation. Features Radio Altitude dial with range adjustment and on off control. Instrument appears complete and is housed in its original packaging, which is rarely found. Untested, sold as display collector piece. Shows light age and storage wear. Excellent WWII