Description
These adapters are used in mounting a truck that has a spindle threading of 1-1/4″ NPT and the poles does not have a threaded top plug installed. The adapter is tapped 1-1/4″ NPT and is designed to slip over the top of the pole and is secured by three 1/4″-20NC stainless steel set screws. 2 3/8″ or 2 1/2″ pole diameter.