The description of goods:

1.material:brass or zinc(as your requirement)

2.accessories:main body,cap,tubular,locknut

3.function: anti-odor, anti-virus, anti-clogging, anti-reflux
 
 4.packing: as your requirement
 
5.producing step:forged-CNC machining-deburrs-inspection-assembling-packing-QC-shipping