Shimano Inter 7/Nexus 7 disassembly – Matt Signorini's Blog
Shimano ball bearing for Nexus 7 left - 3,89 : Cyclebrother.com - Cyclebrother.com
I'm going to oil bathe this shimano nexus 7.. the proffesional bike repair person I asked to do this for me sprayed wd40 in it, €80 later I decided to just buy