Cat 3s - Tractor Power From 100 To 180 Hp The Quick Hooks Can Be Mounted Both On The Right And On The Left Side - Maintenance Instructions Hooks Do Not Require Any Special Intervention. It Is Sufficient To Keep Them Free Of The Mud And The Earth By Simply Washing Them With Water. The Frequency Of Washing Depends On The Type Of Work And The Ground. After The Operation, Make Sure That The Kinematism Is Perfectly Free To Flow. - Characteristics: The Quick Cbm Hooks With Safety Device, For Tractors With Three Points Of Agricultural Tractors, Enable The Tractors To Be Attached To The Processing Equipment Directly From The Driving Position With The Use Of A Single Person, In Considerably Shorter Times To Traditional Ones And In Conditions Of Absolute Safety And Comfort For The Operator. The New Hooks For Lower Arms Are Equipped With An Automatic Anti-lock System. A Device Placed Inside The Locking Tooth Of The Hooks, In No Case Allows The Accidental Opening Of The Hook After The Patella Is In Place. With This New Patented System, Only By Acting On The Release Lever, Which Can Be Controlled From The Tractor Driver's Seat, It Is Possible To Open The Hook And Detach The Equipment.