The boom self-propelled full-slewing crane on a caterpillar chassis of the KGS-25 model is intended for construction, reloading, emergency and recovery operations associated with frequent relocation on roads and off-road with significant distances between objects. The KGS-25 crane can work with the main hook on a telescopic boom from 9 to 27 m long, as well as with an auxiliary hook when installing an extension of 8.5 m or an extension of 8.5 m with a jib of 7.5 m on a 27 m boom.