outer diameter:47*2*30.3 inner diameter:22*14.2*43.8
outer diameter:48.5*2*40 inner diameter:30*16.2*49.8
outer diameter:47.4*2*43 inner diameter:25*16.3*52.7
outer diameter:54.3 inner diameter:27*16.7*54
Y62
RW1.RW2.RY1
ZSP91.92.1ZRFE