CRN 91 Gun is a modular, flexible and effective weapon intended for use against Armoured targets and air targets flying at low altitudes. The range is 2 km for AP and 4 km for HE projectiles.
The cannon can hit slow moving objects in air at a height of 2000 m and has a total range of 2500 m. CRN 91 Naval Gun is in-service since 1995.