The ZU-23-2 system (calibre 23 x 152 mm) although designed in the 1950s remains a highly potent, reliable, versatile weapon system and in wide use in more than 50 countries including NATO. The upgrade kit by Ordtech is a modular one (various options to suit particular Customer needs) aims to overcome shortcomings of the original design and with the use of state of the art 21st century technology results to a much improved performance, kill probability and mobility.
| The upgrade includes the following: | Performance |
| 01. New ammunition | |
| 02. Gun grew training simulator | Rate of fire: 1000 r.p.m |
| 03. Gun servo control system | Slant Range: 2500 m |
| 04. Optronic sight system, Laser Range Finder and autotracker | Azimuth: 280 deg |
| 05. Advanced logistic system | Elevation: -10 deg to +90 deg |
| 06. Vehicle mounting | Reaction Time: 20 s |