Key Features
Size: AN-4.
Build your own hardlines as an alternative to flexible hoses.
Tubing and tube nut not incuded (PN AN8184).
6061 aluminum with Type II black anodizing for excellent corrosion resistance.
Compatible with fuel, oil, coolant, alcohol, nitrous, and hydraulic fluid.

With thin walls and tighter bend radius, hard lines can be used in place of flexible hoses where space is limited. HPS Tube Sleeves and Tube Nuts are suitable to accompany your hard line project. These fittings are Type II anodized black to provide abrasion and corrosion resistance and is compatible with fuel, oil, coolant, alcohol, nitrous, and hydraulic brake fluid.