2.8 cm sPzB 41

2.8 cm schwere Panzerbüchse 41
2.8 cm sPzB 41 at the Musée des Blindés.
TypeAnti-tank gun
Place of originNazi Germany
Service history
In service1941–1945
Used byNazi Germany
WarsWorld War II
Production history
Designed1939–1940
ManufacturerMauser-Werke AG
Unit cost4,500 RM
Produced1940–1943
No. built2,797
Specifications
Mass229 kg (505 lbs)
Length2.69 m (8 ft 10 in)
Barrel lengthoverall:1.73 m (5 ft 8 in) (with muzzle brake)
Width96.5 cm (3 ft 2 in)
Height83.8 cm (2 ft 9 in)
Crew3

ShellFixed QF 28×187mm R
Caliber28/20 mm (1.10/.78 in)
Breechhorizontal-block
RecoilHydro-spring
CarriageSplit trail
Elevation-5° to 30°
Traverse70°
Rate of fireup to 30 rpm
Muzzle velocity4,500 feet per second (1,400 m/s)
Effective firing range500 m (547 yds)

2.8 cm schwere Panzerbüchse 41 (sPzB 41) or "Panzerbüchse 41" was a German anti-tank weapon working on the squeeze bore principle. Officially classified as a heavy anti-tank rifle (German: schwere Panzerbüchse), it would be better described, and is widely referred to, as a light anti-tank gun.