RELONG Knuckle telescopic letoto la li-cranes li fana ka mohala oa lihlahisoa tse fapaneng bakeng sa ts'ebeliso ho Luxury Yacht, Oceanographic, Work-boat, Oilfield, Coast Guard kapa liindasteri tsa Sesole. Li-cranes tsena li ka boela tsa etsoa ka mokhoa o ikhethileng hore li sebelisoe libakeng tsena tse batloang haholo mosebetsing.
Li-cranes tsohle tsa mohala oa Telescopic Boom li fana ka lintlha tse 'maloa tsa bohlokoa tse etsang hore e be tharollo e matla bakeng sa tikoloho ea mosebetsi oa metsing. Likarolo tse hlahelletseng ka ho fetesisa li kenyelletsa: Ho fihla ho boom e atolositsoeng ka bokhabane bakeng sa ts'ebetso e nepahetseng, e bolokehileng le e sebetsang hantle.
Ka ts'ebetso ea crane ea Telescopic Boom le Knuckle Boom, krene ea Telescopic Knuckle Boom e ka e etsa kaofela. Moralo oa Knuckle Boom o fana ka phihlello ea libaka tse thata le ho boloka sebaka sa mokatong, 'me Telescopic Boom e fana ka phihlello e eketsehileng, e u fa matla a mangata a ke keng a lekanngoa. Finyella mojaro oa hau habonolo, tharollo e ntle bakeng sa mefuta e mengata ea lits'ebetso.