Pre-Mounted Trailer Tires & Wheels. 2-Pack Trailer Tires & Rims Bias Ply 530-12 Load C 4 Lug On 4" White Spoke 12". Tire Size: 530-12. Aspect Ratio: 12. Section Width: 136. Load Range: C. Tire Weight Rating: 1045 Lbs.. Maximum Pressure: 80 PSI. Tire Composition: 6 Ply. Tread Depth: 5.5/32". Sidewall Description: BSW. Speed Index: M. Load Index: 82/M. Internal Tire Type: Tubeless. Rim Size: 12" X 4". Bolt Configuration: 4 Lug 4" Center. Offset: 0". Center Bore: 2.95". Rim Construction: Steel. Rim Style: Spoke. Rim Color: White. Wheel Hub Diameter: 5.50". Lug Value Hole: 0.45". Hub Stud Size/Nut Requirement: 1/2"-20 60 Degree Cone Nut. Torque Specifications: 50-75 Ft/Lbs.. Warranty: Two Years. Pack Quantity - 2-Pack