>>>WIDE COMPATIBILITY：Fits for Fire-Ball models: 203857, 203872, 203876, 204254, 222087. The 238286 repair kit is exclusively for use with Graco 5:1 Fire-Ball 300 series pumps. Includes upper and lower repair kit parts. >>>SUPERIOR MATERIAL: Made of premium materials Viton and high grade Urethane Seals to leakproof, wear-resisting, high performance and long service time. >>>GREAT PERFORMANCE:Replace damaged parts in air motors and pump for Repairing the 5:1 Fire-Ball. Keep your Graco 5:1 Fire-Ball 300 pump in great working shape with the help of the 238286 repair kit.Easy to use,save time and energy. >>>PACKAGE INCLUDED: 2 Poppet valves # 236079; 2 Rubber grommets # 158367; 2 Poppet valves # 170709; 2 Lock wire transfer valves # 160618;4 Adjusting nuts # 160261; 1 Nitrile rubber O-Ring # 160621;1 Packing block # 112561;1 Packing O-Ring # 113423; 1 Buna-N O-Ring # 160625; 1 Buna-N O-Ring # 156633; 1 Buna-N O-Ring #156641. >>>PREMIUM SERVICE: If you encounter any problems or you're not 100% satisfied with this product, please contact us in time, we will deal with you as soon as possible.No worry about buying!