After being fired the system can be disabled and fitted with fresh grenades.
A ballasting system is fitted to allow for safe operations during loading.
On the left rear of the hull, a marking system with 40 rods is fitted.
Clearly, if no system is fitted, the losses may be total.
If an ineffective system is fitted, they are likely to be substantial.
Some new systems are fitted with condensing boilers for greater efficiency.
The special 4-wheel-steering system was fitted on most models.
The system entered service in 1960-61 and is fitted to a wide range of Russian surface vessels.
During 1967-70 was fitted with the Sea Cat missile system.
A built in jacking system was fitted to the chassis.