1/8" 1/4" 3/8" 1/2" BSP Male Thread 4 6 8 10 12 14 16mm Tube Brass Adapter Ferrule Tube Fitting Compression Connector

1/8" 1/4" 3/8" 1/2" BSP Male Thread 4 6 8 10 12 14 16mm Tube Brass Adapter Ferrule Tube Fitting Compression Connector

Aliexpress UK