SRAM SRAM X.4 Rear 7/8spd Rear Derailleur - Black

Leveraging the legendary history of SRAM shifting, the X4 rear derailleur provides great shifting performance.
Features:

Dual-Pull cable routing for ultimate flexibility
Cage (RD): Long
Max tooth: 34
Colour (RD): Black
Pulley bearings material: Steel
Cage material (RD): Aluminium