Lighttools Stretch Frame for Grids, fits Elinchrom 26183 Softbox.

Lighttools SF-2700 Stretch Frame holds Soft Egg Crates taut to any size frame or lightbank. Eliminating sag - to give you optimum control - regardless of how much your lightbank is angled downward. A rigid one-piece frame, it is lightweight, collapsible, easy-to-use and constructed with the usual high standards of all Lighttools products.