Pipe Connection Reduction Fitting, Chrome, 3/8'' x 3/4'' and 1/2'', Female Male, by Brand

Amazon

Reduction connection Application: for installation in water mains and central heating systems; Size: 3/8" x 3/4"; Thread type: Female x Male., Weight: 0.220462262 pounds, Manufacturer: Invena

ManoMano

Reduction connection - Application: for installation in water mains and central heating systems; - Size: 3/8" x 3/4"; - Thread type: Female x Male.