Sway-A-Way Billet Wheel Hubs Offer Several Advantages Over Traditional Truck Wheel Hubs: They Are Significantly Lighter, Precision-Machined, Stronger, More Durable, And Offer Pre-Load Adjustment On The Snout. Our Hubs Are Available In A 5 X 5.5” Bolt Pattern With Adapter Plates For Different Rotors And 35 Or 40 Spline Axles.