Since the introduction of the M242, 25-mm automatic cannon in 1980, detailed training materials on its principles of operation, cycle of function, and gear flow are not readily available to ...

The MK-38 or M242 Bushmaster is a 25 mm (25×137mm) chain-driven autocannon. It is an externally powered, chain-driven, single-barrel weapon which may be fired in semi-automatic, burst, or automatic ...

The 30mm/40mm Mk44 Bushmaster Automatic Cannon is a next-generation Chain Gun cannon available and in use today. It continues the Bushmaster tradition of excellence with its design simplicity, ...

U.S. Marines with 1st Light Armored Reconnaissance (LAR) Battalion, 1st Marine Division, cross Colorado River with light armored vehicles (LAV) as part of Operation Deep Strike II, in Blythe, AZ. Then ...