High Quality Materials Proven quality Leading technology Aftermarket Pump Repair Packing Kit 244194, all the leathers and machined parts are made of the quality materials	Well Seated Seal Ring When Reassembling the connections, make sure the O-Ring/Seal/Ball are all well seated, It comes with all the seals to successfully rebuild your sprayer.	244194 Pump Repair Packing Kit Compatible with Graco 295 ST Ultra Max II 390 395 490 495 595 LineLazer 3400 210 ES 210PC Pro 230PC Pro 390PC Pro 395PC Pro 490PC Pro 495PC Pro 595PC Pro