There are 3 Quicksilver Aeronautics MXL II SPORT aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 2012 and 2014.
N1727B
2014 Gene Andersen QUICKSILVER MXL II S
Sacramento, CA
N8990Z
2013 Michael D Stom MXL II SPORT
Box Elder, SD
N4848R
2012 Steven Shae MXLII SPORT
Rochester, MN