Internal Flagpole Revolving Trucks - the most widely used internal truck style in the industry.
Constructed from heavy cast aluminum they are available with brass or a hard rubber exit bushing for use with the Rope Based System or cast and machined bronze cable exit bushing for use on the steel cable based systems which significantly increases truck life by providing protection from wear exerted by the stainless steel cable.
The top is tapped 1/2" - 13NC for application of a Ball or Eagle.
Upon request the factory can tap the top out to 5/8" - 11NC.
SMALL - for max top diameter or 3"
MEDIUM - for max top diameter of 4"
LARGE - for max top diameter of 5"
EXTRA LARGE - for max top diameter of 7-1/2"