VEVOR Hydraulic Long Ram Jack, 4 Tons/8818 lbs Capacity, with Single Piston Pump and Flat Base, Manual Cherry Picker with Handle, for Garage/Shop Cranes, Engine Lift Hoist, Red
Can provide the size of the base of the ram (flat part) length x width, my base plate is 5 1/2 by 7 inches. I wanted to see if it fit within that dimension.
Product information does not mention if a manual is included. It describes the jack as having a slow release function for safety and states it is made of durable steel with a paint finish that resists oil and dirt.
According to the product description, it is made of high-grade steel with a lead-free paint finish that resists oil, grease, and dirt for easy cleaning.
Product information does not explicitly mention if the piston ram can be replaced. However, it states the piston-ram is treated and polished to resist skiving.