Fotodiox Pro 152mm (6in) Speedring Insert for Most Softboxes, Beauty Dishes and More - Bronocolor (Pulso, Primo, and Unilite), Flashman, and Compatible Options:Speedring Insert Only designed for faster setups with

designed for faster setups with fewer lights

it is made from durable

Premium Grade Optical Filter

The B4 Magic Lens Adapter is an all brass adapter with built-in optics to correct your B4 lens' image to align with the Black Magic Pocket Cinema Camera's¹ sensor

Lens Mount Pentax 6x7 (P67

Fotodiox Pro 152mm (6in) Speedring Insert for Most Softboxes, Beauty Dishes and More - Bronocolor (Pulso, Primo, and Unilite), Flashman, and Compatible Options:Speedring Insert Only designed for faster setups withDescription Specs Compatibility Product Highlights: Standard speedring insert for many light modifiers All metal interchangeable speedring insert Insert has an outer diameter of 6 inches (15. 2cm) Limited 2 Year Manufacturer Warranty The speedring insert is a replacement part for Pro Studio Solution EZ Pro Softboxes, Deep EZ Pro Parabolic Softboxes, EZ Pro Beauty Dishes, Fotodiox Lantern Softboxes, Classic Softboxes (speedring plate required), Classic