Foba makes a wide variety of studio accessories such as shooting tables and cones, light stands and clamps which integrate seamlessly with their famous modular Combitube system.
This Foba CEKLI Female Adapter with Ball is generally used in conjunction with the CEKLU and COKLI jointed arms. The top of the adapter has a ball which fits the joints of the previously mentioned arms and the bottom has a 1" (25.4 mm) OD receiver for a length of Combitube.