SRAM X5 Rear Derailleur - 9 Speed Medium Cage Silver CheckoutSpec= Air Spring Upgrade Kit Interactive Yes Connectivity ANT+ BT

Interactive Yes Connectivity ANT+ BT Wi-Fi Resistance Magnetic Adjustments Virtual Slope 25% to -5% Flywheel Virtual Maximum Resistance 2200w

Compatible with both MTX Quick Track 1

Iron 125-135C

Rotor Mount Center Lock Axle Type 12mm TA Hub Drilling 24H Position Rear Hub Spoke Type J-bend Hub Weight 227g Primary Color Blue Freehub Body SRAM XD Hub Spacing 148mm

SRAM X5 Rear Derailleur - 9 Speed Medium Cage Silver CheckoutSpec= Air Spring Upgrade Kit Interactive Yes Connectivity ANT+ BTSRAM X5 Rear Derailleur 9 Speed Medium Cage Silver. 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 Medium Drivetrain Speeds 9 Weight 290 Color Silver Chain Wrap Capacity (teeth) 37 Largest Cog 34