$52.99 Uxcell 15.7inch Stainless Steel Corrugated Flexible Water Line G1/2 Female Thread Connector with 
18 Corrugated Stainless Steel Flexible Water Line - 1 Female NPT | eBay
BrassCraft CSSD44-72 Gas Dryer & Water Heater Flex-Line (1/2 OD (1/2 MIP x 1/2 MIP) x 72 
