UR-77 Meteorite is the armored mine-clearing vehicle based on a chassis of the amphibious 2S1 SPH (sometimes called MTK-2). It has a low turret-like superstructure that contains three rockets on a launch ramp. These, together with the upper part of superstructure, are hydraulically elevated for firing. Range of rockets is up to 500m with each rocket connected via towing line. Each meter of line clearing charge contains 8 kg of a plastic explosive. Not less than 6m wide 75-90m long path can be cleared by each UR-77 mine clearing hose. UR-77 has a crew of two.