(2) Boat Trailer Leaf Springs (1 Pair) 24 1/2" 2 Leaf 1000lbs Capacity Per Pair 24 1/2 inch center of front bolt to end of flat leaf 2 leaf spring rated at 500lbs per spring (1,000lbs per pair) 1 3/4 inch wide 9/16 inch inside diameter nylon bushing included free arch measurement 3 3/4 inch inches from stock spring