With the diversification of road cycling and the growth of gravel and multi-surface riding, Shimano introduces Ultegra RX, rear clutch derailleurs that further the versatility of the Ultegra R8000 drivetrain

• Chain Stabilizer mechanism adopted from mountain bike design adapted and tuned for road drivetrains and riding conditions
• ON/OFF switch
• Precise accurate shifting
• Compatible with current road DUAL CONTROL LEVER
• Shimano Shadow RD Plus technology
• Mount: Direct attachment (conventional)
• Speeds: 11
• Max. front difference: 16T
• Total Capacity: 39T
• Low Sprocket Min/Max: 28T/34T
• Top Sprocket Min/Max: 11T/11T
• Weight: 248g.
• Color: Black