You are buying a set of 4 QTY CNC Machined Polished Aluminum Finish 8x200 automotive wheel spacer adapters. These wheel spacers are 2 per side and will fit most vehicles with a 8x200 bolt pattern and M14-1.5 stud size. Please measure your studs first to be sure they fit on your vehicle. Quantity: 4 QTY pieces/rings Color: CNC Machined Polished Aluminum Finish Vehicle Bolt Pattern: 8x200 Wheel Bolt Pattern: 8x200 Stud Size: M14-1.5 Center Bore: 146 mm Thickness: 2 Ford F350 Super Duty Rear Dually models years: 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 Warranty: We provide a lifetime warranty on all of our wheel spacers and guarantee YOUR satisfaction! Questions about fitment or installation? Our team of product specialists can help you today!