LIBRA 7000# 7k Single Trailer Axle Suspension Kit 3500# Leaf Springs U-bolt Kit

3,500lbs capacity per each 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) Include 5,200-7,000lbs axle U-bolt kit for 3" dia round trailer axle, Kit include: 4 x 7" long U bolts, U bolts dia. 1/2"; 2 x tie plates for 1-3/4" or 2" leaf springs; 8 x 1/2"-20 hex nuts LIBRA has been supplying US OEM trailer industry for over 16 years, reliable and quality parts trusted by major trailer & trailer axle manufacturers.