Posted by Doug Williams on June 24, 2003 at 12:00:33:
In Reply to: they don't work on knob mounts posted by Chris on June 24, 2003 at 09:36:54:
Find a Manta dealer.
Manta makes a spring strap with attachments for "knob" fins.
I can't help you out we don't sell Manta products.
Doug...