Use in conjunction with Adventure Bike Rear Racks Increases overall rack surface area for a variety of basic plastic storage cases or larger soft luggage bags to be securely installed Easily attaches to rear rack with predrilled holes and locking tabs in several locations to mount more forward or back on the rear rack surface Attaches by locking in the tabs to rear rack and tightens down with a hand knob included in kit All mounting hardware and installation instructions included along with a threaded hand knob to install any variety of hard cases with center thread inserts. 6X8 REAR RACK UNIVERSAL ATTACHMENT PLATE MSE