7.5 cm Pak 41
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The 7.5 cm Pak 41 was one of the last German anti-tank guns brought into service and used in World War II and notable for being one of the largest anti-tank guns to rely on the Gerlich principle to deliver a higher muzzle velocity and therefore... Wikipedia
Barrel length: 2.95 m (9 ft 8 in)
Caliber: 75 mm (2.95 in) reducing to 55 mm (2.16 in); 57 caliber length
Crew: 5
Effective firing range: 2,000 m (2,185 yds)
Elevation: –12.5° to +16°
Muzzle velocity: AP 1,230 m/s (4,035 ft/s)
Shell: Fixed QF 75×543 mm R