Specification Brand : American Spa Parts BulletPoint : Waterway 229-8127 3-3/8" Threaded Poly Storm Twin Roto 5-Scallop Gray Spa Jet Internal BulletPoint1 : 4x Cups Kit with Silicon BulletPoint2 : How To Video BulletPoint3 : Fits most 3/8" hot tub pillow pins BulletPoint4 : Ribbed BulletPoint5 : 9/16" Mounting Hole BulletPoint6 : GFMOSOR Capacity : 3.37 gallons CareInstructions : Hand Wash Only Color : Black ExternallyAssignedProductIdentifier : 9178753888013 ExternallyAssignedProductIdentifier1 : 740016011705 ExternallyAssignedProductIdentifier2 : 0740016011705 ItemName : 4X Spa Hot Tub Pillow Pin Cups Kit with Silicon Mounting Cup for Most Pillows Video How to ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 9 inches ItemPackageDimensions_Width : 6 inches ItemPackageQuantity : 4 ItemShape : Round ItemTypeKeyword : swimming-pool-and-spa-replacement-parts Manufacturer : American Spa Parts Material : Rubber ModelName : UWEB2203148 ModelNumber : ASP6455-005Silicon NumberOfItems : 1 PartNumber : ASP6455-005Silicon ProductDescription : This kit is a set of (4) Spa Hot Tub Pillow Pin Cups and silicon to seal the cups to the tub. These cups fit most hot tub pillows with many different styles of pins. Compare the pictures of pins and measurements. The Video shows an example of installing pillow cups from scratch. These cups also can be used to replace existing cups or put in place of missing cups. The hole size is 9/16". It is black in color. Compare the pictures and watch the Video here. ProductSiteLaunchDate : 2014-10-15T07:00:00.000Z Size : 9/16" SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 2