The Single Pulley Revolving Truck for External Halyard is a standard duty truck for your in-ground flagpole. The top of the assembly is tapped to a 1/2 in. to accept a flagpole ornament. The truck revolves on stainless steel bearings in aluminum races. The truck can be used with poles up to 3-1/2 in. diameter. The recommended maximum halyard rope used with the pulley is 5/16 in. diameter. Pulley comes with an aluminum wheel. See grid below for choices.
How to determine what spindle size to use with your flagpole using the NPT (National Pipe Thread Size):
- 1 in. NPT = 1-1/4 in. Spindle
- 1-1/4 in. NPT = 1-5/8 in. Spindle
- 1-1/2 in. NPT = 1-7/8 in. Spindle
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