500 lb capacity. Patented clutch head assembly, turns 360 degrees and pivots side to side for efficient clutch/engine alignment. Two splined alignment shafts (2" diameter x 1.18" and 1.75" diameter x 0.983" pilot). Lifts from 13" to 39". Clutch assemblies can easily be built on the vertical shaft and then positioned easily under the truck highly efficient design that provides one man capabilities to remove, install and transport heavy duty clutches. This heavy duty unit has greater capacity than most competitive units and has the added versatility of being able to convert the optional adapters for flywheels, driveshafts, starter motors, auxiliary cases, differentials, brake drums and camelback springs. Pump handle "tail" rotates 360 degrees for ease of operation in virtually any work position. Unique pinned alignment shaft allows technician to remove jack to install the clutch assembly without obstruction.