The V-Mount Clamp allows you to attach a V-Mount battery to a rail, tripod leg, table and other objects using a heavy-duty metal clamp. The battery’s contacts and connectors remain accessible. The clamp jaws can open up to 35 mm wide. Dimensions: approximately 55 x 60 x 44 mm (2.2 x 2.8 x 1.7 in). Weight: 105 g (0.23 lb).