BudsGunShop.com - largest caliber?

Harvey, This specific target set is for 22 long rifle or less. Maybe 38 special. I have one. Have shot it with 9 mm and really tore it up. Couple rounds went through the big target. Another round hit support and bent it right in half and broke it. Great for plinking with 22lr rounds.

Harvey, this target is rated for .22 rimfire rifles, handguns and airguns "Only" no centerfire's.

its onl rated for 22lr rifles and handguns "The Qualifier Spinner is a popular three disc spinning target for members of the .22 rimfire club. The three different sizes: 3 3/8", 2" and 1 5/8" circles, will challenge the marksman, sharpshooter or expert in all of us. Improve your shooting skills!
For .22 rimfire rifles, handguns and airguns"