1.Made of high-quality stainless steel, more cost-effective than the Endurance pump; each pump is performance tested with hydraulic oil 2.Applicable Models: 246428 246-428 17J552 Airless Spray Pump, Replacement of Graco Ultra Max II 390, 395, 490, 495, 595, and LineLazer 3400 sprayers.(Not compatible with ST Max 395/495/595 and PC Por sprayers) 3.Easy to Install: Professional installation is highly recommended. Replacement pump model 246428/246-428/17J552, designed for airless spraying machines Attention Before Use: Shake the pump several times before installation to prevent the internal steel ball from sticking to the alloy plate, which may cause the product to malfunction Package Included: 1x Paint Sprayer Pump .
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