Harris 3/16 in. x 12 ft. twin-line (red & green) oxygen and acetylene R-grade welding hose with B&B connections is kink-proof and designed for safety and service. It has a 200 psi maximum working pressure. The chemically bonded dual hoses provide easier hose management and handling than independent single lines. The color-coding allows easy identification for quick and accurate installation. The cover resists abrasion and weathering to provide maximum performance. This hose is versatile enough for many common industrial welding applications.