I got these for my 2005 Subaru Forester which I raised with ADF 2.5" lower lift arms. I was looking for 30mm, these fitted, were cheap and hub oriented. When I received them I found that they They are about 1" or about 57mm. They ended up working fine, although the center of the hub doesn't fit very snugly against the hub or wheel, just a little. They're also larger in diameter than the brake disc, so they look a bit odd If hub play and diameter don't bother you, they seem to be good value forβ¦