- The Column Clamp is lightweight but stable

- Works with all instruments with a 5/8 base, ideal for lasers and theodolites

- The column rotates to orientate the instrument when needed and features 1ft (30cm) of height adjustment

- The clamp is designed to fit both round and square column types

- A ratchet strap quickly tightens into place to create a strong connection to columns with diameters up to 20 inches (0.5m)

- The centerline of the 5/8 stud to column measures 6.5in (16.5cm)

- “Nail holes” in the clamp body allow for attaching to wood corners

- Constructed of aluminum and stainless steel

- Weighs 2.32kg