Sufficient quantity: You will get 10 swimming pool filter pumps, they are more stable, sufficient quantity can meet your needs and replacement, compatible with some brand swimming pools. Scope of application: Pool drain plugs are compatible with selected pools; without piston valve, including 28270, 28271, 28272, 28273, 26700, 26702 and other related models. Multifunction: These plugs are suitable for pipes and pipelines with a diameter of 2.9 cm, you can use the caps to effectively prevent leakage when cleaning the pump filter core or replacing the filter pump. Durable and good sealing: This kind of swimming pool filter cap is made of high quality plastic with smooth surface, good sealing, reliable and durable, has a long service life 100% satisfaction: Item dimensions (L x W x H): 5.8 x 3.9 x 2.9 cm, please measure the size before purchasing.