Vickers can offer the following;
Ordnance QF 2pdr Mk VIIIB, this light anti-tank gun entered service in 1934 as standard equipment of the British army. This is the proposed export version. This 40mm gun weighs 1,848lbs and has 360 degree traverse and -13 to + 15 degrees elevation. The 2.375lb round can penetrate 53mm of armour at 500 yards.