LITTLE TORCH SMITH REGULATOR PRESET FUEL PROPANE 249-500B FOR DISPOSABLE TANK (E 7) SMITH LITTLE TORCH PRESET REGULATOR FOR FUEL PROPANE - MAPP - DISPOSABLE TANK REGULATOR 249-500B- Regulator for Disposable Cylinder- Fits "B" 9/16" LH FUEL Hose Left Hand Thread Fitting- Regulator is designed for use with 14 ounce disposable cylinders, the outlet pressure is 4-8 PSIG Outlet Pressure NOVEL Product # 2003-2102