Designation: B-11
Type: Smooth-bore Recoilless Gun
Crew, men: 5
Weight, tons: 0.3
Number of guns/caliber, mm: 1/107

The B-11 gun is designed by the Design Bureau under guidance of B.I. Shavyrin. Its barrel consists of a smooth-bore tube, chamber, breech and breech mechanism. It is fixed on a tripod mount consisting of frame and boom. In firing position, the gun rests on the tripod mount and the wheels are elevated above ground level. The gun is transported by means of a prime-mover.

The gun can be transported in a truck body together with crew and ammo load. The gun can be also dropped by parachute.