Additional Brake For Mechanical Prusik Single Rope For Arborists. The Additional Brake Chicane Allows The Use Of Single Rope Of Mechanical Prusik Zigzag Zigzag And Plus. It Ensures Braking Permanent Additional Action In The Invasion. The Excellent Sealing Set, Chicane And Mechanical Prusik, Ensures The Smooth Scrolling Of The Rope In The Ski Brake. The Ergonomic Handle Provides Excellent Prehensility And Ease Of Movement When You Return To The Trunk. Thanks To The Openable Flange, The Installation Is Simple And Rapid. It Allows The Use Of Single Rope Of Mechanical Prusik And Zigzag Zigzag Plus: - Permanent Additional Braking Action During Drop, Thanks To The Two Axes Of Rubbing With The Addition Of Clutch, - It Is Used With A Carabiner Am'D Or Ok (Not Supplied). The H-Profile Of The Carabiner, Coupled To The Ring Of The Mechanical Prusik Positioning, Set Guarantees Excellent Sealing, And Mechanical Chicane Prusik, Ensuring The Sliding Of The Rope In The Brake Fluid In Ski, - Ergonomic Handle For Ease Of Movement When You Return To The Trunk. Easy Installation: - Opening Flange That Allows Quick And Easy Installation On The Rope, - Unlocking Triple Action To Reduce The Risks Of Accidental Opening Of The Flange, - Connecting The Upper Hole Of The Mechanical Prusik. Optimized Resistance, Thanks To The Two Rubbing Axes, Available As Spare Parts. Chicane Allows Working Respecting The Ansi Z133.