Price history on Walmart.com for
Western Enterprises Hose Couplers 200 psi Brass A-Size Oxygen - 1 EA (312-130)
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Western Enterprises Hose Couplers Made from the highest quality material to ensure functionality and durability. Can accommodate up to 200 psig of pressure. . . Pack of 1 WARNING: This product can expose you to Lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov - Lead
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