Heavy Duty Powder Coated Bosshead for rods up to 16mm. Thicker than normal 7mm threaded clamping screws. Adjustable screw. Holds rods orthogonally (90 degrees) to one another. Compact design ideal for connecting two rods and apparatus in tight places without sacrificing strength. Accepts up to 15mm diameter rods. Made of high strength powder coated alloy. Finished with non toxic powder coating. Non-ferrous, rust free & long lasting use for any laboratory application. Thicker casting construction to support heavy loads and prevent torque damage. .