Fotodiox 10SBXEC70OT Fotodiox Pro Octagon Softbox 70-Inch with Speedring for Elinchrom MonoLights, Prolinca MonoLights, BXRi Style, D-lite Series, Ranger Series and EL Series Strobe Flash Light, Octbox, Speed Ring, SoftBox - Black
The Fotodiox dedicated speedring is specifically designed for your strobe light to fit standard softboxes both rectangular and octagon boxes. It has a outer diameter of 7 5/8", fits 1/4" standard rods. It fits all Elinchrom Strobe.