The Lastolite Telescopic Crossbar extends to a maximum of 3m and can be locked into place at any point. Usually supported on two light stands it can then be used as a background support for curtains, paper rolls up to 2.7m, light muslins etc.
This is a fairly light-weight aluminium support bar and has a maximum weight across the support of 10Kg.
Extended length = 3M
Closed length = 1M
Add on a couple of medium duty light stands to your kit list to complete the background holder.