Yes that is correct. It is the theoretical design capacity one metre from the centre of the column, so 455 kNm (45.5 tm)
This crane with 6 extensions is a 41.2 tm crane.
Selling an unused year 2014 Fassi F455 RA.2.26 E-Dynamic knuckleboom crane - includes L214 Fly-Jib, radio remote control and swing up legs. Awesome crane!
Price $86,000 USD - Located in Toronto, ON. Worldwide shipping available.