Heavy-Duty Truck/RV Air Line Fitting Kit (8-Piece Set)

Complete hose repair within 30 seconds. Simply cut the damaged tube segment, slip nuts over both hose ends, insert the connector body and tighten securely. No complicated special tools needed, greatly cut down vehicle downtime and get your truck or equipment back on duty quickly.

Built‑in precision sealing ring prevents air leakage and pressure loss effectively. Thread‑lock structure delivers tight, stable connection. Perfect for mending cracked or broken pneumatic hoses, ensures consistent air flow for your air system.

Made from high-quality, high-strength metal. It is rust-resistant and wear-resistant, capable of withstanding harsh operating conditions. Designed specifically for high-pressure pneumatic applications to ensure a long, reliable service life.

Fits outer diameter 4‑16mm air tubes. This 8-piece set includes straight connectors in eight sizes (4, 5, 6, 8, 10, 12, 14, and 16mm), meeting a wide range of repair and connection needs in the workshop.

Ideal for heavy‑duty trucks, RVs, air compressors, garage workshops and pneumatic tools. Great for on‑road emergency hose fixes and daily pneumatic system maintenance, a must‑have accessory for mechanics and truck operators.