Description: Gear Connector Extension for Arri. Suitable for rail rod system, stabilizer rig, handle grip, etc. 1/4" screw, universal for photographic accessories. Double-sided gear, connect differnent accessories to meet your photography needs. High quality mertal material for long lifetime. Specification: Material: Metal Size: 31x31x54 mm/1.2x1.2x2.1 inch Package Includes: 1x Gear Connector Extension