5 Lug Wheel Spacers | 5/16" Thick | 5x4.5" 5x4.75" 5x5" B.C. | Set of 2 5 Lug Universal Wheel Spacer Material - anodized aerospace aluminum Thickness- 5/16" (8mm),Center Bore- 3.54",1/2 Thick Stud Standard Bolt Patterns: 5x4.5, 5x4.52, 5x4.72, 5x4.75, 5x5 Metric Bolt Patterns: 5x114.3, 5x115, 5x120, 5x120.7, 5x127