Re: Looking for 20mm axle length list or info.
I think some Zx7s and Zx9s used 20mm axles. I know the Zx11 and Zrx did and people swap Zx7 rims to Zrxs. Might want to see if you can find bearing numbers for some mid90s Zx7 wheels.
74 Kawasaki H1-500 Project
76 Kawasaki Kz900 'Strip-fighter Project
77 Kawasaki Kz1000
78 Kawasaki Kz1000 Project
'80 Cx500 Cafe/Brat Project
83 Kawasaki Gpz750 (Turbo Converted) Project