![Shimano 105 rear derailleur failed with a bang in 3 places at same time. Would fitting a new R7000 rear mech work with my 5800 shifters? : r/bikewrench Shimano 105 rear derailleur failed with a bang in 3 places at same time. Would fitting a new R7000 rear mech work with my 5800 shifters? : r/bikewrench](https://preview.redd.it/206xvfiiv7741.jpg?auto=webp&s=4d97437849ed232e215ac463bba35e22b6ee21ea)
Shimano 105 rear derailleur failed with a bang in 3 places at same time. Would fitting a new R7000 rear mech work with my 5800 shifters? : r/bikewrench
![Shimano 105 rear derailleur not tensioning chain in smallest 3 cogs. Issue began shortly after having derauiller hanger changed in LBS. All other gears work fine and shifting is good. : r/bikewrench Shimano 105 rear derailleur not tensioning chain in smallest 3 cogs. Issue began shortly after having derauiller hanger changed in LBS. All other gears work fine and shifting is good. : r/bikewrench](https://external-preview.redd.it/VbrhlkOTlVDiXQbelN5pnI0MTLE6yUupz6ftTe4iSpg.png?format=pjpg&auto=webp&s=1cd986d6fe030b0d63f383d6f120a8525c12b290)
Shimano 105 rear derailleur not tensioning chain in smallest 3 cogs. Issue began shortly after having derauiller hanger changed in LBS. All other gears work fine and shifting is good. : r/bikewrench
![Stripped new Shimano rear derailleur hanger bolt…it's snug in there but I want to know if I can replace it so I can maintain it in the future. Or am I out Stripped new Shimano rear derailleur hanger bolt…it's snug in there but I want to know if I can replace it so I can maintain it in the future. Or am I out](https://preview.redd.it/xw64j3482il71.jpg?auto=webp&s=150d590151ea4d9bdaf502f9f3c83dc9cbac4b2a)
Stripped new Shimano rear derailleur hanger bolt…it's snug in there but I want to know if I can replace it so I can maintain it in the future. Or am I out
![1pc CNC Bicycle derailleur hanger For Nashbar #NB-CR22 Frame Nashbar Carbon 105 mech dropout mtb rear derailleur hanger extender - AliExpress Sports & Entertainment 1pc CNC Bicycle derailleur hanger For Nashbar #NB-CR22 Frame Nashbar Carbon 105 mech dropout mtb rear derailleur hanger extender - AliExpress Sports & Entertainment](https://ae01.alicdn.com/kf/Hd9ce5d3f3e0a473492189312d35f22182/1pc-CNC-Bicycle-derailleur-hanger-For-Nashbar-NB-CR22-Frame-Nashbar-Carbon-105-mech-dropout-mtb.jpg)