Cast aluminum construction with 2 in. outside diameter aluminum pulleys on 3/8 in. stainless steel axles.
This truck is designed to be used on flagpoles that have up to a 4 in. outside top diameter with female fitting installed.
The bottom of the spindle has a 1 1/2 in. NPT threading and is screwed into the top of the flagpole while The top spindle is designed to accept an ornament with a spindle threading of 1/2 in. -13NC as standard but can be supplied with other sizes of threading.
The ornament is secured to the truck with a 1/4 in. -20NC stainless steel set screw. The truck body rotates on 26 stainless steel ball bearings on cast races.
The recommended maximum halyard diameter is 5/16 in.
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