There are 5 Quicksilver Aircraft SPRINT II 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 1999 and 2020.
N106BL
2020 Leftwich Brian L LEFTWICH SPRINT
Medina, OH
N203M
2015 Robert T Motazedi QS SPRINT II
Hope, ND
N220MM
2001 Hogan John V HARMON ROCKET II
El Dorado Hills, CA
N24250
1999 Mcarthur James D SPRINT II
Goodrich, MI
N103MW
Michael J Weber QUICKSILVER SPRINTII
Janesville, WI