Feature●Working Length: 9.6 - 13.2 inches (245 - 335 mm)●Stroke: 3.5 inches (90●Lower outer dimensions: 6.3 x 6.3 inches (160 x 160 mm)●Upper outer dimensions: 3.1 x 3.1 inches (80 x 80●Load Capacity: 2.5 tons●This product has passed the provisional industrial Association certificationDescription Ideal for adjusting wood construction and more. The height can be adjusted finely. The head angle rotates for easy installation. The handle has a right angle so it can be rotated 90°.