4/6/8/10/12mm Aquarium Check Valve One Way Non Return Valve For Fuel Gas Liquid Water

Label:Yes Brand New And High Quality Color: White Size:4mm(0.16in),6mm(0.24in),8mm(0.31in),10mm(0.39in),12mm(0.47in) Name:One-Way Non-Return Fluids Check Valve Material: Plastic Style:As shown in the detailed pictures

Packing:1PCs Due to the difference between different monitors,the picture may not reflect the actual color of the item Please allow 0.1-1cm(0.04-0.39in) differs due to manual measurement,thanks