Features: Essential tool: This product fits most rain barrels, water tanks, ponds, or aquariums with 1 3/4 inch holes, it is durable and convenient. Update design: The bulkhead fitting with 4 mm thick silicon seal gasket that will contour to the shape of the round barrels. Advantages: Virgin PVC material Thick silicon seal gasket in 4 mm Non-toxic Corrosion resistant Lower installation costs: light weight and ease of installation Temperature range: 40 to 140 degrees F Max pressure: 150 PSI Requires 1 3/4 inch hole saw Specifications: Size: 47 mm X 70 mm, 1 inch weight: 96 g/ 3.39 oz Color: gray Package includes: 2 x 1 Inch PVC bulkhead fitting Size: 47 mm x 70 mm, 1 inch; Material: PVC; Color: gray; Applicable models: universal for most rain barrels, water tanks, ponds, or aquariums Function: locking nut is reversed threaded; The Bulkhead Fitting with 4 mm thick silicon seal gasket that will contour to the shape of the round barrels Durable: will not fade, crack, or peel, it is durable and longer lasting PVC versus standard plastic bulkhead fittings Easy to install: one and done installation, threaded from the front end, commercial and industrial use You will get: 2 pieces 1 inch PVC bulkhead fitting in your package, sufficient to use them on your water tanks and you can share them with your family and friends, they are good necessities ASIN B07XSHJ98S Size 47 mm X 70 mm, 1 inch Color Gray Set Name 2 x 1 Inch PVC bulkhead fitting Brand Name Outus Unit Count 2.0 Count Item Weight 0.59 Pounds Thread Size 1 inch Thread Type NPT Manufacturer Outus Material Type Polyvinyl Chloride Connector Type NPT Item Dimensions 5.31 x 3.35 x 2.17 inches Number of Pieces 2