6 8 10 12 13 14 15 16 18 19mm Hose Barb X 1/8" 1/4" 3/8" 1/2" BSP Male Thread 304 Stainless Steel Pipe Fitting Coupler Connector

6 8 10 12 13 14 15 16 18 19mm Hose Barb X 1/8" 1/4" 3/8" 1/2" BSP Male Thread 304 Stainless Steel Pipe Fitting Coupler Connector

Aliexpress UK