SRAM X5 Rear Derailleur - 9 Speed Long Cage Black Drivetrain Speeds-10 2-piece Caliper has 21mm pistons

2-piece Caliper has 21mm pistons and fixed hose routing

SRAM engineered the oversized DUB spindle to work across every bottom bracket standard simplifying crankarm compatibility

An X-SYNC 2 chainring offers significantly quieter performance with better mud clearing and extraordinary durability

SRAM 10 and 11 speed cassettes with 11 tooth cogs have the smallest cog located behind the cassette in the packaging

Tooth Count 38 Ring Position/Type Chain Retaining Single Ring Drivetrain Speeds 11 Drivetrain Speeds 12 Chainring BCD 104 Color Black Defined Color Black Material Aluminum

SRAM X5 Rear Derailleur - 9 Speed Long Cage Black Drivetrain Speeds-10 2-piece Caliper has 21mm pistonsSRAM X5 Rear Derailleur 9 Speed Long Cage Black. Affordable and reliable derailleur is great for repairs and upgrades. TECH SPECS Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility SRAM 1: 1 Cage Length Long Drivetrain Speeds 9 Weight 299 Color Black Chain Wrap Capacity (teeth) 45 Largest Cog 34