Nilfisk GD5 Commercial backpack vacuum cleaner and GD10 commercial backpack vacuum cleaners harness back support, "A" shaped frame.
This is only to be used on machines built after 25/06/2012
Please Note: There are no straps or harness with it, that is the complete standard harness complete PN. 147-1090-510
(Yes, there is a premium kit 147-1246-510 $210 but expect a months wait)
As it's light, maximise the saving on postage and buy some of the related parts below, such as dustbags and the filters or a new floor tool.
At the moment, standard postage within Australia is capped at a maximum of $20!