straps

Hi, I am thinking about buying givi soft bags EA101. Do I need buy racks(holders) for them? Or straps attached to bags are sufficient to ride safe and without problems?

If there is one thing I can't stand with the MT07 is its plastic gas tank. It is my first bike with a plastic tank and I find it unpractical at best. I try to carry over my gears from one bike to the next, and of course, my magnet tank bag will not work. So I purchased a new tank bag, the...