Shimano Nexus Sl 3s41e 3 Speed Shift Lever Revoshift Shifter And Inter-3 Sm Bc06 Internal Geared Hub Parts Urban Bike - Bicycle Derailleur - AliExpress
Nexus 3 speed removal - YouTube
26" x 1.75 Front & Rear Wheel SHIMANO "NEXUS" Internal 3-Speed Derailleur Black | eBay