Westcott Rapid Box Switch Insert ProfotoWestcott Rapid Box Switch Insert Proforo The Westcott Rapid Box Switch Insert Profoto is a simple, robust way to mount your Profoto light to any Rapid Box Switch or Beauty Dish Switch modifier. Designed for speed and flexibility, the versatile Switch system allows you mount a variety of studio lights or portable flashes to the same Switch softbox, so you can keep shooting with minimal downtime. The all metal insert slides into place and locks