SRAM X4 Rear Derailleur - 789 Speed Long Cage Black CheckoutTitle=Topeak JoeBlow Urban EX Floor Pump Bolt length is laser engraved

Bolt length is laser engraved onto the bolt head for easy length identification

allowing for total connectivity between all AXS enabled components

and ribbed cuff

}Magura QM42 Adaptor for a 203mm Rotor on 160mm Post Mounts

Solo Air Shaft for Revelation and Reba Forks

SRAM X4 Rear Derailleur - 789 Speed Long Cage Black CheckoutTitle=Topeak JoeBlow Urban EX Floor Pump Bolt length is laser engravedSRAM X4 Rear Derailleur 789 Speed Long Cage Black. Affordable and reliable derailleur is great for repairs and upgrades. Compatible with 7 8 and 9 speed systems 1: 1 shifter to derailleur actuation ratio for precise light action indexing TECH SPECS Largest Cog 34 Color Black Rear Der Shifter Compatibility SRAM 1: 1 Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 7 Drivetrain Speeds 8 Drivetrain Speeds 9 Weight 280 Chain Wrap Capacity