BOX Three Prime 9 Derailleur (9spd), X-Wide Cage - Black Brake Fluid Manufacturer Part Number: BAA0661K

Manufacturer Part Number: BAA0661K

140342-Q0-L

- 155g (60mm)

123884-Q0-L

Contains 70% ceramic fiber which prevents heat build up due to friction and premature aging of the carbon fiber resin

BOX Three Prime 9 Derailleur (9spd), X-Wide Cage - Black Brake Fluid Manufacturer Part Number: BAA0661KPrime 9 Technology for less derailleur travel and better chainline, less wear, and improved lifespan Box One features: Adjustable Tri Pack limited slip clutch, forged inner and outer cage, Pivot Tech cable stay, sealed bearing pulleys, and 3D forged linkages Box Two features: Tri Pack limited slip clutch, forged inner and outer cage, Pivot Tech cable stay, sealed bushing pulleys, and 3D forged inkages Box Three features: Limited Slip Clutch, stamped