SRAM X3 Rear Derailleur - 789 Speed Long Cage Black Model Name-Thorn Resistant Schrader Valve Model Transition Kids Knee Color

Model Transition Kids Knee Color Black Size L

Planet Bike A

TechWALL high-strength woven nylon fabric from bead to bead for added cut and puncture protection

Bit Size 3mm Hex

Kraton rubber construction with dual-density gel construction and ergonomic shape

SRAM X3 Rear Derailleur - 789 Speed Long Cage Black Model Name-Thorn Resistant Schrader Valve Model Transition Kids Knee ColorAffordable and reliable derailleur is great for repairs and upgrades. Will work with 7 8 or 9 speed cassettes depending on the shifter used 1: 1 shifter to derailleur actuation ratio for precise light action indexing Largest Cog 34 Color Black Rear Der Shifter Compatibility SRAM 1: 1 Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 9 Weight 272 Chain Wrap Capacity (teeth) 45 Cage Length Long