504-405 Features: -Bushing. -Sewer pipe compression joint sealer. -Flexible PVC donut shaped rings for the compression sealing of sewer pipe joints and DWV connections such as sockets, hubs, bells and spigots. -Offers all of the properties necessary to create a strong lasting joint. -Dimensions: 2.31" H x 6.63" W x 6.63" D.