Designed for all kinds of power operations this short ram is ideal for tight spaces. Use it to lift heavy equipment high enough for forklift or jack placement. Minimum Height: 1.73" Max Height: 2.17" Ram Diameter: 1-1/2" Ram Travel: 7/16" (11 mm) Working Pressure: 9250 PSI 1/4"-18 NPT inlet 13/16"-20 UNEF thread Overall dimensions: 4-4/5" L x 2-1/4" W x 1-7/10" H Weight: 3.05 lbs.