Allwood Sails in Sydney sell 16 foot skiff rectangular booms:

Bare boom tube for $825.
Bare tube with fabricated gooseneck receiving tube for $920.
Boom tube with gooseneck receiving tube and boom vang attachment for $1100.

The filament wound carbon fibre / epoxy section is 50mm wide x 250mm high x 2850mm long.

Blank sections are available or we can fit out your boom to your requirements. Options include:

Gooseneck receiving tube
Boom vang attachment
Boom vang calibration
Main sheet blocks
Main sheet
Outhaul
Velocitek GPS craddle
Code flag stickers

Please email cam@allwoodsails.com or call Cam on 0433 546 356 (outside business hours).