The Gunners compete in the Men's NBL1 East and play their home games at Belconnen Stadium.

Their sister team, the Canberra Nationals, play in the Women's NBL1 East.

In 1988, the Gunners made their debut in the South East Australian Basketball League (SEABL).

[2] That year, the Canberra Cannons folded from the NBL, leaving the Gunners as the city's only elite male basketball team.

[6] In 2024, the Gunners reached the NBL1 East Grand Final, where they lost 86–67 to the Maitland Mustangs.