Knuckle Boom Access Extends Into Mainstream Fleets
Contractors increasingly specify knuckle boom truck cranes that deliver compact folding access standard telescopic booms cannot support reliably on tight urban job sites, where site access matters more than the added engineering cost articulating boom mechanisms introduce, with suppliers such as Zoomlion Heavy Industry expanding knuckle boom production capacity to meet rising specification volume across their growing dealer customer base worldwide. Knuckle boom segment demand grows about 9% a year, and gross margins run 17% to 24% across the category. This trend continues accelerating through coming years across most major producing regions and contractor fleet.
Market Impact: job site access adds 3-5%








