The TRP EVO RD-M9050 is a high performing 12-speed rear derailleur that offers features such as an Integrated Hall Lock Lever, Horizontal Parallelogram stabilizer, Instant Silent Clutch and Cage Release.

• Integrated Hall Lock Lever stabilizes the rear derailleur to eliminate drivetrain noise
• Intergrated Hall Lock Lever offers an On/Off feature for easy wheel removal and features adjustable clamping force for breakaway optimization
• Horizontal Parallelogram stabilizes the rear derailleur over rough terrain
• Instant, Silent Clutch prevents unwanted chain slap and noise
• Cage Release releases cage spring tension and offers easy wheel removal for maintenance
• Carbon outer cage provides strength and weight savings
• Smooth operating 12t upper and 14t lower pulley wheels feature sealed bearings to provide protection from the elements