15Ft Coiled Air Brake Hoses Assembly for Semi Truck - 12" Tractor Lead & 12" Trailer Lead - Red & Blue Coil Air Lines Set for Semi Trucks, Tractors & Trailers - Heavy Duty Braking System for Long Haul & Commercial Vehicles

Product Description

High Quality Nylon Material Air brake coiled hoses are made of high-quality PA12 Nylon material, thick, resist compression, high bursting pressure.Good resilience.Good chemical & wear resistance, waterproof, anti-aging. Solid Brass Fittings With thread sealant.Use the machine to insert the brass fitting into the air hose and lock it with a clamp, no air leakage. Spring Protection Sleeve Tight spring sleeve can provide extra support for easy coupling and uncoupling.Protect the air hose from wear or excessive twisting of the pipeline. Maintain flexibility at -65°F, can provide protection in extreme cold weather.Not harden and become brittle easily in cold environments, less affected by the weather.Long service life.