TRP EVO 12 Derailleur - Black/Gold cassons The Cobra9 SemiPro is light

The Cobra9 SemiPro is light weight and space friendly yet durable enough to satisfy the most demanding cycling pursuits

The technology serves a double purpose: it enables the chain to maintain optimum traction at all times

This ensures everything sits securely in place without wobbling even when you’re in full-on race mode

• Turns the grease into a wax like substance

TRP EVO 12 Derailleur - Black/Gold cassons The Cobra9 SemiPro is lightIntroducing the TRP EVO 12 Derailleur, a game changer in gear shifting innovation. With its integrated hall lock lever, it effectively stabilizes the derailleur on the mounting bolt, mitigating drivetrain noise and ensuring a quiet and smooth shifting experience. The upgraded instant silent clutch further enhances performance by taming chain slap and creating a whisper quiet shifting system. Plus, the newly added cage release simplifies tire changes,