1/2" 3/4" 1" BSP Female Male Thread Brass Vertical One Way Non Return Check Valve Backflow Preventer(Female to Male,1/2")

HBGNZU

Package: 1pcs * Check Valve Hign-concerned Chemical : None Hose Inner Diameter : 20mm Connection : Female Type : Male, Weight: 0.110231131 Pounds, Manufacturer: HBGNZU