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- info@preciseball.com
- 0086 185 6260 8066
- North of DunHuangShan Road, Huangdao district, Qingdao, China, 266426
Glass Balls for Pumps
Depending on the design, either gravity or a small spring holds this ball against the seal so that the water passageway is blocked off when you are not pumping.
Depending on the design, either gravity or a small spring holds this ball against the seal so that the water passageway is blocked off when you are not pumping.
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