Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black Drop Width-48.8cm X1E 4 deg float cleats

X1E 4 deg float cleats included (easy entry and release)

5mm 2x 12-Speed 46/33t Direct Mount DUB Spindle Interface Iridescent Gray D2

For MTB triple

7 Q-factor

Designed to mount directly to adjuster-free cable stops on Shimano rear derailleurs

Shimano Altus RD-M310 Rear Derailleur - 7 8 Speed Long Cage Black Drop Width-48.8cm X1E 4 deg float cleatsShimano Altus RD M310 Rear Derailleur 7 8 Speed Long Cage Black. Shimano Altus RD M370 M310 Rear Derailleurs TECH SPECS Cage Length Long Chain Wrap Capacity (teeth) 43 Color Black Drivetrain Speeds 7 Drivetrain Speeds 8 Largest Cog 34 Rear Der Shifter Compatibility Shimano Mountain Rear Derailleur Mount Type 10x1 Standard Weight 326