UnderwaterINDUSTRY - http://www.underwaterindustry.com/news
Kirby Morgan issues safety bulletin.
By  UnderwaterINDUSTRY .com
Published on 01/7/2006
Kirby Morgan Dive Systems, Inc. has recently modified the front hinge yoke on the SuperLite-17C helmet. This change is in response to a modification to the helmet neck ring used on this helmet, as well as the SuperLite 27, 17K, 37, and 57 helmets.