The 7.5 cm BK (Bordkanone 7.5 cm) was a anti-tank cannon designed and produced by Rheinmetall-Borsig in 1943. The 7.5 cm BK was basically a Luftwaffe modified 7.5 cm PaK 40 designed to be mounted in a ventral gondola pod beneath the aircraft fuselage and in...read more

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