Model Variants (Including Prototypes)
M1918 - Debuted in 1917; base BAR variant with smooth tapered barrel system; swivel stock; sans bipod configuration.
M1918A1 - Debuted in 1937; shoulder support plate; hinged bipod assembly; increased overall weight to 18.3 lbs; spiked bipod fittings; single-shot and full automatic firing modes.
M1918A2 - Debuted in 1940; fitted with bipod with skid feet; mo single shot selection provided; carrying handle incorporated; adjustable rear sight aperture.
Browning vz. 1928 - Polish-produced M1918 systems.
IMG 28(p) - Nazi German designation for captured Polish Browning wz. 1928 systems.