julio 24, 2026
Rear Derailleur, Bike Parts Gear Shifter for RD-TZ31-A with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles. NOTE: The bike rear derailleur is direct mount, not hub bolt mount. MODEL: RD-TZ31-A bike rear derailleur, Compatible with 6 / 7 speed SIS Index Shifting drivetrains.