The 400 Series Traveling Axle trailer will be available in lengths of 48, 50 and 53 feet. Model 410 is a triple axle with a 50-ton rating, a 10 foot-1 inch axle spread, and has a 6.6-degree load angle. The trailer comes standard with apitong hard-wood decking and has a frame rating of 70,000 pounds within 10 feet at a loaded deck height of 38 inches.