Allstar ALL56060 2.5" Wide x 5" Long x 0.75" High 5/8" Pin Diameter Billet Aluminum Lowering Block Lowering block is 2.50 inch wide x 5.00 inch long x .750 inch high and has a 5/8 inch pin diameter Constructed from quality billet aluminum Lowering blocks easily adjust ride height on leaf spring cars Also available in alternative sizes (sold separately) ranging from 1 inch high to 3 inch high in 1/2 inch increments Sold each