The Mercury Fuel Line Kit is a low-permeation fuel line assembly that features a Universal Sprayless Connector. In addition, it is equipped with a multi-layer permeation primer bulb and a low permeation, high performance fuel line that is fiber reinforced to prevent kinking and hardening. The 360° steel clamps and engineered hose barbs on the Attwood® Mercury Fuel Line Kit are designed for use in pressurized fuel systems.