EXTREME Swirl Technology delivers high heat, super fast, reducing brazing time and fuel consumption. All air acetylene kits include gauge guards and cylinder wrench. Our best line of self-lighting torch kits are available in either valve rear or valve forward configurations. Improved design features quick-disconnect handles and tips, replaceable tips and color coded “O” rings for quick gas identification. Valve position in Rear. Kit includes: AR-B (CGA 520) Regulator | G-4 Handle | AH-12 Hose | PL-8A Tip | "B" Tank Connections | Instruction Manual