Colors: Black, Sliver, Chrome Bolt Circle: 4.50", 4.75", 5.00", WIDE 5 The new 2006 51 Series features a deeper drop center for easier tire mounting and dismounting. It still has the largest drop center in its class, providing the most brake caliper clearance and brake cooling capabilities available. All center discs are made from high grade HSLA steel to provide maximum strength and durability. The Wide 5 disc has just gone through a major transformation improving its strength drastically. The 51 Series wheel is assembled to offer you the lowest run-out and highest quality wheels on the market place at an affordable price. These wheels are track and machine tested to ensure that its the strongest wheel available. *NO SAFTEY BEAD HUMP* This item has a special shipping fee of $7.99ea and all orders will be charged a $10.99 handling fee. For more information see our shipping page.