This new bulkhead fitting Kit uses a new style design and does not require the use of the hard to find 5mm Ferrule. This kit works with all newer ARB Air Lockers with 3.5MM Copper Line.  Can also be an upgrade to older 3/16" Copper Line'd Air Lockers when using the updated seal housing and 3.5MM Copper line.

Note: Will Not work on older 3/16" Copper Air Lines.

Kit Includes the Following:

1- Bulkhead Junction Support Spring (170701)

1- Outer Compression Nut (5MM) (170661)

1- Middle Control Compression Nut (5MM to 3.5MM) (170660)

1- O-Ring, BS104N70 (160234)

1- Bulkhead Body (3.5MM ORing Type) 1/4" NPT Thread into Differential Housing (170611)