Two kinds of coolus Mannheim helmets were in use in the roman army of the first century BC : the heavy ones, made of cast brass (our HL108 one) and the light ones, much more easier to produce.
This replica belongs to the second family. Two rings on the sides allow to place a strap.
Weigth 0,9kg. Inner width 19,5cm, length 22cm.
Pictures are the prototype ones.Helmets are now available, pictures to come soon