The SMDV SB-08 Mount for Flip Soft Boxes allows for wider compatibility of larger SMDV flip boxes to flash units. The SMDV SB08 Mount for Flip Soft Boxes is compatible with all the adapters from the SMDV Flip 20/24/28/32 sizes. Also compatible with the SMDV B120 and B240 flash units without additional adapters.