Ultegra DI2 R8050 11 Speed Rear Derailleur Color:Black The Altus M310 is designed

The Altus M310 is designed for 7 and 8-speed mountain drivetrains

and greater visibility in traffic

Bottom bracket compatibility depends on your frame's shell standard — check before ordering

contact Cobbled Climbs at the time of purchase for warranty documentation

How does the Milkit Replacement Needle compare to using a standard syringe for sealant injection

Ultegra DI2 R8050 11 Speed Rear Derailleur Color:Black The Altus M310 is designedThe Shimano Ultegra Di2 R8050 11 speed rear derailleur brings electronic precision shifting to serious road cyclists. Whether you're grinding the Western Ghats above Lonavala, clocking early morning kilometres in Pune, or riding the long flats outside Hyderabad, this derailleur responds instantly to every input no cable stretch, no mis shifts, just clean, accurate gear changes every Time. Use Cases Daily training. Reliable use across Indian training