New Trailer Leaf Spring-4 leaf double eye 2500lbs for 5000 lbs axle - 20016 One 2,500lbs capacity leaf spring, for 5,000lbs axle, Can also be used on 3,500lbs axles by replacing the weaker 1,750lbs spring for extra capacity Eye to Eye length: 25-1/4", Free open: 3", width of leaf: 1-3/4", 4 leaves It will replace SW4 / 72-25 / LIB-402-DE / UNA218 / PR4 / 124886 / 9150016 / 93181 (different SKU# same spring)