This High Pressure/Temperature O-ring kit is specially designed for use on JLG equipment. The kit includes five trays with various size O-rings that have higher durometer rating in high pressure applications. The trays consist of: one tray for most common SAE sizes, two trays of backup O-rings, and two trays of Viton O-rings. Case over all dimensions 9.75" high, 11.5" wide, and 7" deep.