Features: Heavy duty portable engine stands feature quality thick gauge tubular steel construction. Head assemblyhas four adjustable arms,could rotates 360° and locks in 6 positions. It has four wheels, of which 2 are fixed and two of them have a 360° swivel action. Able to support up to 1250 lbs in weight. Securely holds most foreign and domestic engine blocks; An extra-wide base provides maximum stability.