Constructed from 3 assembled solid steel columns with black-painted surface treatment, this heavy duty boom arm can be fully extended to 2.8M and loads up to 6.8kg (15lbs). The built-in pivoting boom arm clamp not only offers a great flexibility to be mounted on the baby stud or junior receiver on the light stand, but also a positive lock with the ratcheted handle. The 4kg (8.8lbs) counter weight is included and easily increases the stability of the boom by the locking clamp. The steel safety wire is attached to the stand for an extra level of security while your lighting in the air.Features：
●Ø: 35mm 3 sections boom arm with Pivoting Clamp
●KCP-645 & Counter Weight KCW-04
●Max. usable counterweight：20 kg
●Counter weight (KCW-04)：4kg
●Can easily be disassembled to 93cmfor storage or transport.