1/4 in Hose Inside Dia., Green/Red, Twin Line Welding Hose - 4LG88|56961806403807 - Grainger
Harris 4300591 Oxygen Acetylene Twin Welding Hose 1/4 x 20 Grade R w B Fittings | eBay
Dual-hose for Oxygen Acetylene welding • 1/4" x 20m • MEMIDOS
Airgas - HCL4300533 - Harris® 1/4" X 20' Red And Green EPDM Welding Twin Hose With BB Hose Fittings
WeldingCity 50-ft 1/4" Grade-T Red and Green Rubber Twin Hose B-B Fittings for Oxygen/Acetylene, Propane and Other Alternative Fuel Gas in Welding, Cutting and Heating - Amazon.com
Harris 1/4 in. x 50 ft. Twin Hose 4300530 - The Home Depot