came from a ST4S.
axles 25mm, very nice paint. with almost new front discs.
complete with sprocket carrier.
will fit in 888/851. front is no problem, you'll have to work on the rear wheel.
they came with my bike but the rear wheel wasn't aligned.
bearings are good but used offcourse.

pictures here;

https://link.marktplaats.nl/m1286154709