Board Thread:General Discussion/@comment-10543602-20150214042232/@comment-10543602-20150216131952

ConTraZ VII wrote:

The 100 ammo pool looks like it is not 5.56 mm nor 7.62 mm. Maybe a new type of ammo. Or the same ammo type but cannot share with other weapons. According to Wiki, its only fitted with 7.62×51mm NATO.

No other info on CSO2 page.