Simple Pulley With Very High Output With Walker. Openable Even When It Is Positioned On The Anchorage, The Pulley Spin L1 Is Designed To Simplify The Installation Of Recovery Systems, Cable Car Or Load Deviation. The Pulley Of Large Diameter On Sealed Ball Bearings Guarantees An Excellent Yield. The Maneuvers Are Facilitated, Thanks To The Walker That Allows To Orient The Pulley Under Load And Connect Directly Carabiners, Ropes Or Tapes. Designed To Simplify The Installation Of Recovery Systems, Cable Car Or Load Deviation During Work At Height, The Rescue And Work On Plants: - Opening Triple Action Of The Movable Flange, Quick And Easy, Even With Gloves, - Ability To Install The Rope Holding The Device Connected To The Anchor, - Red Visual Indicator When The Mobile Flange Is Not Blocked, - Specific Design Of The Flanges That Protect The Passage Of The Rope. Optimized Yields And Facilitated Maneuvers: - Pulley Of Large Diameter On Sealed Ball Bearings For Excellent Efficiency, - Walker That Allows To Orient The Pulley Under Load, - Walker That Can Accommodate Up To Three Carabiners And Allows The Use Of Ropes And Straps For Easy Maneuvering.