Allstar 2.5 inch Wide x 5 inch Long x 0.75 inch High 5/8 inch Pin Diameter Billet Aluminum Lowering Block features a lowering block which is 2.50 inches wide x 5.00 inches long x .750 inches high. It has a 5/8 inch pin diameter. It is manufactured from quality billet aluminum. The Allstar lowering blocks easily adjust to the ride height on leaf spring cars. It is also available in alternative sizes. It is sold separately. It ranges from 1 inch high to 3 inches high in 1/2 inch increments..