The easist way to fit any pole less awning to a canopy with North South Unistrut channels  is to use this complete kit -  The Kit includes Top hat cross bars from us, and these Awning brackets  Bolt these brackets straight onto them. - The Top Hat bar planks come with Unistrut Bolts, bolt them to your NORTH SOUTH canopy Unistrut rails and your done. 
 
If you have existing East west orientated Unistrut rails - You can bolt the awning brackets straight to them (No Top Hat Planks required) Its a different kit  listing is here - https://www.toughtouring.com.au/product-page/awning-to-unistrut-channell-brackets
 
Purpose built to allow "independent awning to Roof top tent ' Installations - These Brackets have undergone 6 variations in past years to facilitate easier installations...
 
These Brackets also bolt straight on to our Tough Touring  Top Hat Roof rack planks - as well as our Tough Touring PLATFORM racks... (All models of existing Tough Touring Roof top tent racks use M8 and Unistrut slotting) 
 
The Bracket kits come in an  UP mount configuration - The bracket sits 180mm above the rack. (typically right beside your tent - tents average heights are between 200 and 300mm so there is no overall height increase.)

The Brackets come in Passenger or Drivers side as they are mirrored each end - Just use em either way...  They come complete with Forch High Tensile mounting hardware, a Hook Bracket and Logo Plates. (5 Piece Laser cut kit).