N/A Wheels : Solid high carbon steel wheels running on sealed precision ball bearings.

Side Rollers : Heavy duty precision side roller bearing guidance insures long life of wheels and runway rails and will not allow crane to skew or bind under any loading or operating conditions.

Truck Frames : End truck frames are fabricated from heavy structural steel angles jig welded and precision bored to insure true alignment. Heavy structural front plates are provided for independent truck rigidity and positive tracking. Safety lugs are included as standard equipment for maximum protection. Split truck design allows quick easy erection on all open or closed runway systems.