Base Dimension: 16 inches
Bolt Circle Diameter: 11 1/2 inches
Bolt Pattern: 4 Bolt
Max Height: 18 feet
Shaft Max Outer Diameter: 6 inches
Spec for Wellesley Bi-Metal Base- 16 Sharp Flute Shaft
Ordering sheet for Wellesley Bi-Metal Base- 16 Sharp Flute Shaft