Base Dimension: 14 inches
Bolt Circle Diameter: 12 inches
Bolt Pattern: 4 Bolt
Max Height: 16 feet
Shaft Max Outer Diameter: 5 3/4 inches
Spec for Quality HIll Bi-Metal Base- 16 Sharp Flute Shaft
Ordering sheet for Quality HIll Bi-Metal Base- 16 Sharp Flute Shaft