Prevent Water Backflow Aquarium Check Valve For Fuel Gas Liquid Water

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

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