TRP Double Eye Spring (4-Leaf) - 1,750 Lb Capacity - 27 Inch X 1-3/4 Inch - Single 4-Leaf Trailer Spring 1,750 lb rating per spring 27 inch x 1-3/4 inch wide - Free Arch 2.88 inches Equipped with plastic bushings - Inside dimension 0.562 9/16 mounting holes