SRAM DualDrive3 Disc Hub
The DualDrive3 hub is the heart of SRAM’s unique DualDrive system. With its 3-speed internal-gear hub and an external cassette and derailleur (sold separately), this hub offers a wide-range of gears in a clean, easy-to-use system. It will accept 8-, 9-, and 10-speed cassettes.
Displaying reviews 1
You must remove the shifting axle and remove all oil and blue loctite it into place. You must use a 9 speed shift leaver or the internal gears will not align properly. This done it works very well and makes it worth considering.