Adjustable needle valve OD 3 4 6 8 10 12 14mm 1/8" 1/4" 3/8" 1/2" Compression Double Ferrule Tube Connector stainless steel 304

Adjustable needle valve OD 3 4 6 8 10 12 14mm 1/8" 1/4" 3/8" 1/2" Compression Double Ferrule Tube Connector stainless steel 304

Aliexpress UK