The AS-90 ("Artillery System for the 1990s"), known officially as Gun Equipment 155 mm L131, is an armoured self-propelled howitzer formerly used by the British Army and subsequently donated for use by the Ukrainian Army.
It can fire standard charges up to 24.7 km (15.3 mi) using 39-calibre long barrel and 30 km (19 mi) with 52-calibre long barrel. The maximum rate of fire is 3 rounds in 10 seconds (burst); 6 per minute for 3 minutes (intense); and 2 per minute for 60 minutes (sustained).
