Shimano Sora RD-R3000 rear derailleur, 9-speed

GS:

• Sora RD3000 derailleurs feature an advanced light action for low-friction shifting up or down the block
• Wide link design for increased rigidity and precise gear shifts
• 11-tooth pulleys for reduced pulley wear and chain noise
• Pulleys feature sintered alloy bushings for smooth-running performance
• 43 tooth total capacity, rear sprocket size range 11-34T
• Compatible with 9-speed drivetrains

SS:

• Sora derailleurs feature an advanced light action for low-friction shifting up or down the block
• Wide link design for increased rigidity and precise gear shifts
• 11-tooth pulleys for reduced pulley wear and chain noise
• Pulleys feature sintered alloy bushings for smooth-running performance
• 37 tooth total capacity, rear sprocket size range 11-32T
• Compatible with 9-speed drivetrains