PRODUCT: 7-1/4 inch OD Smith 1330C Replacement Cast Iron Flashing Clamp / Ring. Fits Smith 1330 Series Drains. Price/Each.
APPLICATIONS: Fits Smith 1330 Series Small Sump Roof drains. Three tabs for attachment bolts. Outside diameter (Gravel guard to gravel guard) 7.25" ; Bolt to bolt 5" - Inside diameter 6"