Shimano Tourney RD-TZ500 Rear Derailleur - 67 Speed Long Cage BLK Dropout Claw Hanger MPFN-102809131 }Ergon SR Pro Saddle -

}Ergon SR Pro Saddle - Titanium Stealth Men's Medium/Large

model BB30-24mm spindle interface 24mm shell BB30 shell ID 42mm width 68/73mm color black

Smoother ride in rocky terrain

DT Swiss Sinc Ceramic cartridge bearings

Will not harm seals brake pads or rotors

Shimano Tourney RD-TZ500 Rear Derailleur - 67 Speed Long Cage BLK Dropout Claw Hanger MPFN-102809131 }Ergon SR Pro Saddle -Shimano Tourney RD TZ500 Rear Derailleur 67 Speed Long Cage Black Dropout Claw Hanger. Shimano TZ500 rear derailleur can handle wide range gearing and 28 tooth sprockets. 11 tooth pulleys offer long service life and less noise Wheel type cable guide provides super light shifting action and clean cable routing TECH SPECS Cage Length Long Chain Wrap Capacity (teeth) 34 Color Black Drivetrain Speeds 6 Drivetrain Speeds 7 Largest Cog 28 Rear Der Shifter