Are you looking for a professional, yet affordable dual balls arm? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional dual balls arm must meet you needs. It is one of the best choices for you. Features - Color: Black. - Size: 25 x 4 x 3cm. - Material: Aluminum alloy. - Aviation aluminum material, professional diving high-strength hard oxidation treatment arm can prevent seawater corrosion. - Strong, lightweight, waterproof aluminum construction. - Use this ball arm between one ball clamps to extend an arm. - Unique humanization and professional water-through design, greatly the use of the lamp arm under water. - Extend diving light arm to connect multiple diving equipment (such as fill light, buoyancy arm, etc.). - You can use this arm to securely attach camera accessories, monitors, lights, or underwater lighting equipment to your favorite camera system. - Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Package list: 1 x dual balls arm