3 Inch Aluminum Pump with Santoprene Diaphragm Air Pump
3 Inch Aluminum Pump with Santoprene Diaphragm Air Pump
Advantages:
- Superior air motor,no leakage and keep strong driving force even use after long time;
- Double thicken fluid cover than ordinary pump
- Perfect sealing design
- PP material, diaphragms and all sealing parts are bes...
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