This 2" Hub/Wheel Centric spacer is designed for the Ford F-450/550 owners who are looking to add a little extra clearance between their rear duals for larger tires or the lifted truck guys wanting a little extra "stance" over the already wide track width.These Spacers started out as a solid forged round bar and are precision machined for a perfect fit with a factory grade 10.9 Wheel Studs in a 14x1.5 Thread Pitch.*As we do our best to keep up with supply and demand of this product to have it ready to ship, we may occasionally be sold out. Generally if sold out, the lead time is typically no more than 10 business days.*