This mounting strap can work as:
Fire Extinguisher Holder can hold up to a 3-pound fire extinguisher.
UTV Speaker Mount fits portable speakers up to 12 inches in circumference.
Water Bottle Holder for You can mount it in front of the passenger seat or the roll cage, grab handles.
Easy installation with adjustable velcro to attach it to the roll bar.
There is a secondary strap on the bottom to hold the extinguisher, blue speaker, water bottle firm in place even on the bumpiest rides.