BM-21 Grad
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The BM-21 "Grad" is a self-propelled 122 mm multiple rocket launcher designed in the Soviet Union. The system and the M-21OF rocket were first developed in the early 1960s, and saw their first combat use in March 1969 during the Sino-Soviet border... Wikipedia
Designed: 1963
Barrel length: 3 m (9 ft 10 in)
Caliber: 122 mm
Crew: 3
Effective firing range: 0.5–52 km
Engine: V8 gasoline ZiL-375; 180 hp (130 kW)
In service: 1963–present