Russian 3-bolt Diving Helmet

Russian 3-bolt Diving Helmet
Product Code: ROBR01
Shipping Weight: 36.00 lbs

Product Description

A  Russian manufactured copper and brass 3-bolt dive helmet. Features front and dual side windows with rubber gaskets and brass frames. Approximately 19" high and 44" in circumference.
Weighs a massive 32 lbs. Three 1" diameter bolts connect the helmet to the neck/shoulder mounting platform, Made in 1999.

These copper "hard-hat" diving helmets were originally constructed for Russian Navy Special Forces, who required protection from the extraordinary pressure (up to 7 atmospheres).