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Mountain Cycling Road Bike Rear derailleur Flat Wire Tension Spring XT SLX M7000 M8000 M6000 - AliExpress
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Shimano rear derailleur P-Tension Spring Y3FA55000 Y5PV17000 Y5XD19000 Y5PU13100 Y5W722000 - AliExpress
![Amazon.com : SHIMANO Cycling Y5W722000 Deore XT M780 10 Speed RDM772 P-Tension Spring - Spare Parts for Bike : Sports & Outdoors Amazon.com : SHIMANO Cycling Y5W722000 Deore XT M780 10 Speed RDM772 P-Tension Spring - Spare Parts for Bike : Sports & Outdoors](https://m.media-amazon.com/images/I/61cjK9ESKmL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : SHIMANO Cycling Y5W722000 Deore XT M780 10 Speed RDM772 P-Tension Spring - Spare Parts for Bike : Sports & Outdoors
![Ultegra Di2 RD6780. Can anyone confirm the purpose of this spring and tensioner screw? The dealer manual doesn't acknowledge its existence and I've always wondered what the proper adjustment protocol is. : Ultegra Di2 RD6780. Can anyone confirm the purpose of this spring and tensioner screw? The dealer manual doesn't acknowledge its existence and I've always wondered what the proper adjustment protocol is. :](https://i.redd.it/7ia2h0xbdh441.jpg)
Ultegra Di2 RD6780. Can anyone confirm the purpose of this spring and tensioner screw? The dealer manual doesn't acknowledge its existence and I've always wondered what the proper adjustment protocol is. :
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Shimano front derailleur difficult to shift (cable routed wrong? Spring too tight?). Brand new cable w/ new grip shifter (for daughters bike) : r/bicycling
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