 Her armament consisted of four quick @-@ firing ( QF ) 12 @-@ pounder 18 cwt guns , and two Vickers three @-@ pounder AA guns . Ben @-@ my @-@ Chree carried 130 rounds per 12 @-@ pounder and 64 rounds for each three @-@ pounder . In May 1916 , one 12 @-@ pounder AA gun , a three @-@ pounder , and a 2 @-@ pounder pom @-@ pom , each on army carriages , were added . 
