Westcott Spiderlite TD3 Adapter Speedring for Soft Boxes Larger than 12" x 16" and Stripbanks.

The Spiderlite TD3 is designed for direct attachment of a 12" x 16" Soft Box. Larger Soft Boxes and Stripbanks may be attached by using the Westcott #3520 standard adapter ring framework that simply slides over the outside housing of the Spiderlite TD3.