Pre-Mounted  ST235/80R16 Radial Trailer Tire on Rim -  16" Silver Modular Style Wheel with 6 Lug 5.5" Center Bolt Pattern. Tire is Load Range E, 10 Ply Radial, with Max Load of 3520 pounds and Max Pressure of 80 PSI. Aspect Ratio 80, Section Width 235, and Rim Diameter 16 Inches. Speeding Rating M with Load Index 112. Tread Depth 7.8/32nds. Center Bore 4.9" and Offset "0" with Hub Stud Nut Requirement of 1/2-20 60 Degree Cone Nut. (note: some tires will have slight dip/indent on sidewall, called a splice, it occurs in manufacturing, this is not a defect in any way) Warranty Included