The inlet and outlet are fixed caliber, and the outer diameter is 7mm, the inner diameter is 4mm, easy to install.
This diaphragm pump can be fitted with 5.8, 6*8mm hoses.
High quality material ensure the durability of the pumpsuitable for pumping environments.
Small body and stable performance , it is a good part for choice.
We strive to provide you with high quality and convenient service. You are welcome to contact us if you have any problem about our product, we will give you a satisfactory reply.