The new 7mm x 32 mm footstrap screws do indeed fit into the inserts in
your new Quad 71.
Starboard R&D came up with this solution (7mm screws in inserts originally
designed for 6mm) to correct the "footstrap screw pullout" issues that have
continually caused problems with Starboard boards.
So, in my opinion, you can safely use the new 7mm x 32 mm screws in your
If, for some reason, there are problems or issues, you should have warranty
coverage for the damage done by these screws.
Hope this helps,