Bulldog Winch Mounting Channel PS 4-Bolt Standard Drum Black. The winch must be properly mounted to the vehicle. Works with all models and all brands of winches. The channel assemblies are permanently affixed to the vehicle and will not be removed. The winch must be mounted with the fairlead centered over the axle. See the chart below showing the various winch models and the winch accessory that is required for that winch application. See the installation chart on the instruction sheet. Specifications for Bulldog Winch Mounting Channels for Powersports: Manufacturer: Bulldog Winch Application: Car Quantity: 1 Features of Bulldog Winch Mounting Channels for Powersports Steel L-Channel Provides a mounting surface for the winch and roller fairlead Package Contents: Bulldog Winch Mounting Channels for Powersports Bulldog Winch 20063: Mounting Channel PS 4-Bolt Standard Drum Black