The DeatschWerks 8AN tube sleeve is designed to slide over 8AN hardline tubing and provide the correct compression surface for flare nuts and fittings. It helps ensure consistent seating and sealing in 8AN hard-line assemblies used for fuel, oil, or other fluid plumbing, simplifying installation and improving the reliability of the connection.
DeatschWerks 8AN Tube Sleeve For Hardline Tubing