Bottle Jack, 3-Ton Forged base and cylinder to ensure strength and eliminate leaks.. Chromed pump piston and ram for additional rust resistance.. In-line design for increased ease of use in positioning and operation.. Includes free seal kit with each unit to extend product life.. ANSI/PALD compliant. Details:. Stroke – 4-1/2. Retracted Height min. – 7-1/2. Length of Screw Extension – 2-9/16. Height with Screw Extension – 14-9/16. Pump Strokes to Extend Piston One Inch – 13. Saddle Dia. – 15/16. Base Size – 4-9/16 x 2-7/8. Weight – 6.2 lbs. 9303 No -