|GGG cal. 5.56×45 mm NATO Ball rounds are being manufactured according to the requirements of STANAG 4172.
In 2005 cartridges were successfully qualified at NATO European Regional Test Center (ERTC) in UK and GGG gained right to mark its cartridges with NATO interchangeability sign.
GP21 is a marking of standard GGG 5.56×45 mm cartridges produced in accordance to the requirements for SS109.
Cartridges may be also manufactured according to the special requirements of the customer.
The marking of a packing is standard or could be prepared according to the requirements of the customer. Cartridges may be linked, clipped or delivered in bulk packing.