Sturdy stamped steel construction. High-quality cast ductile iron ratchet bar. Height adjustment mechanism allows smooth upward movement while release handle locks into position. Ideal for auto, truck service, farm, and shop use. 1 pair. Boxed. No. T-6903: 3 ton, lift range 11-1/2" to 17" No. T-6906: 6 ton, lift range 15-3/8" to 24-5/16"