Plated steel male/male AN-3 union fitting. Fits outlet port of Tilton 74-Series, 75-Series, 76-Series (rear port option only) and 78-Series master cylinders.
Please Note: This fitting has a compact form, 7/16" AF (11mm) hex so is not suitable for use with a sealing washer as a port adapter. We offer AN-3 male/male adapters with larger hex and at longer length as required.