They can also be removed entirely, and replaced with a mount allowing the use of most NATO-compatible night vision devices. The rifles were given the serial numbers of the Schmidt & Bender 6×42 telescopic sight to make a matching pair.
In addition, these rifles could be entirely removed and replaced with a mounting system that would allow for the use of most NATO-compatible night vision devices. To make a set, the rifles were given the serial numbers of the Schmidt & Bender 6×42 telescopic sight.