Description: Fits for Ford 6.0L Powerstroke Diesel Replace OEM NO. MAK-904-299 Direct replacement for a proper fit Attaches to the fuel injectors and high pressure oil rail Manufactured from high-quality materials for durability Specification: Material: stainless steel Size Chart: Ball tube height 39 mm/1.54inch Lower bore diameter 17 mm/0.67inch Upper bore inner diameter 7.3mm/0.29inch O-ring diameter 27.4mm/1.08inch Package Includes: 1x Ball Tubes 1x O Ring Seals Note: Please allow 1-3mm error due to hand test. The color may have different as the difference display. Thanks for your understanding and finding this item. Please enjoy your happy shopping time??