Billet Aluminium Quick Release Fire Extinguisher Bracket.
Can be mounted to a Roll Cage with Hose Clamps, or to a panel with countersunk bolts.
Only weighs 301 grams, which is only a little heavier than the flimsy wire holder that comes with an extinguisher.
Will hold a 1kg extinguisher no problems. Very solid, no rattles. Uses hoseclamps to hold the extinguisher to the bracket.
$12 to post anywhere in Australia