replacement pool wall plug: We provide 4 pcs black pool filter pump hole plugs for you, fit for most Intex above ground swimming pools, enough quantity for your daily use and replacement. Universal pump strainer hole plug stopper: It is mainly used to replace the filters in the pumps, hold back the water while cleaning pump filter, pump models 530/1000 gph or smaller. Proper size: Our pool wall plug is 2.3in in external diameter and 0.9in in internal diameter, fit for 1.25" diameter pool hoses that do not have plunger valves, please check the size before purchasing. Durable material: These replacement strainer hose hole plugs are made of durable rubber material, with good sealing performance and strong load-bearing capacity, lightweight but sturdy and durable. Easy to use and install: When you cleaning the pump filter, put the hole plug to block the pool wall hole tightly to prevent water from overflowing, and the installation is finished. A must have for your home! (4pcs) Black Swimming Pool Pump Strainer Hole Plug Replacemen for Bestway & Intex Pools Ground Swimming Plug Wall Plug Stopper