SOLD
Selling a brand new set of TrackWing removable suction mounts, I ordered a GT-250 wing and the seller included these but I have no use for them. MSRP is $750 - they have a few small scuffs from shipping but it's never been used.
https://trackwing.com/products/track-wing-quick-mount
Located in the Bay Area (Walnut Creek) but will ship.
$500 shipped OBO.