The "L7A2", general-purpose machine gun, replaced the L7A1 in service with the British Army. Compared to the MAG Model 60-20, it features, among other minor changes, a 10-position gas regulator valve, a polymer butt-stock and a bracket, used to mount optical day- and night-vision sights, mounted to the left side of the receiver. In a stationary (defensive) role, the L7A2 can be mounted on the L4A1 tripod in conjunction with a C2A2 Support Weapons Sight or the sight unit used on the FGM-148 Javelin anti-tank missile system. Fired by a two-man team who are grouped in a specialist Machine Gun Platoon the L7A2 in conjunction with a C2A2 Support Weapons Sight can provide battalion-level direct support fire at ranges up to and indirect map and range table predicted support/harassment fire out to .