The integrated wet cup of the two-ball pump actually extends pump life. With the hydraulic pump motor, it is possible to have trouble-free pumping. It is extremely durable too. With its sturdy, stainless steel construction, the pumps can handle a variety of fluids and can be used in a range of applications. It emits very little noise when compared to the pneumatic motor. The minimal number of parts entails easy serviceability. The accessories of the two-ball pump are 67069 Wall Mount, 66333-B Wet Sol and 637305-X43 Lower End Repair Kit. The lower pump is made of stainless steel, while the plunger is made of hard chrome or ultra-coated stainless steel. The packing options are PTFE, UHMW and UHMW-PE/Leather staggered.