New Trailer Leaf Spring-6 Leaf Double Eye 3500lbs Capacity for 7000 Lbs Axle - 20029 One 3,500lbs capacity leaf spring, for standard 7,000lbs trailer axle Eye to Eye length: 25-1/4", Free open: 3", width of leaf: 1-3/4", 6 leaves, 9/16" bushing dia It will replace SW6 / LIB-601-DE / UNA223 / PR6 / 9150021 (different SKU# but same spring)