V Evropě se nepoužívaly.
Tady jsou fotky od 7th FG z Iwo Jimy s výztuhami:
https://www.7thfighter.com/album/var/albums/Iwo-Jima-Post-Invasion-Ops/342-FH-3A-42130-56907AC_506th_fg.JPG?m=1389673179
https://www.7thfighter.com/album/var/albums/Iwo-Jima-Post-Invasion-Ops/342-FH-3A-42499-64872AC_78th_fs_120_vivacious_vivian.JPG?m=1389673210
https://www.7thfighter.com/album/var/albums/Iwo-Jima-Post-Invasion-Ops/342-FH-3A-42523-64871AC_47th_fs.JPG?m=1389673214