E34 525 TDS Welded diff

Have one there I took out of my e34 because its a daily, was in the car nearly two years and never broke welded solid would take €50 if anyone wants it?

Wat size casing? And what ratio??

Should be 188 casing (medium) 2,64 ratio if thats a stock tds diff :)

Thanks tomas, ye standard ratio tds diff medium case