Ercole M11-002D Steel Spigot 1/4″-20 & 3/8″-16 male threads

The Avenger F831TH Baby Female Swivel with Ball can convert an arm or dowel up to 16mm (5/8″) in diameter into a boom arm. It can add versatility to your non-swivelling light fixture (with optional #013) to make it more versatile. Each end has a locking Baby 16mm (5/8″) receiver. The ball joint has a pull-and-lock aluminium alloy handle with anti-rotation springs. It weighs 0.8 kg (1.76 lb).

Avenger AV-F830RH Adaptor Baby to Jnr Swivel Pin Ball Socket Ratcheting Handle.

– Load Capacity: 28.6 lb – Weight: 2.4 lb – Zinc Steel Construction – 5/8″ Receiver, Male 5/8″ Pin – Ball in Socket Joint – 180? Tilt Range – Large Ratcheting Handle

The Avenger E300 5/8″ Stud with 1/4-20″ Female Thread screws to the top of a light stand, stud or accessory that ends in a male 1/4-20″ thread. It lengthens and strengthens an existing fixture mount.