6in (152mm) ID Speedring Plate Only (Without Insert) for Fotodiox Standard Softboxes
The speedring is specifically designed to fit both rectangular and octagon standard softboxes from Fotodiox. This speedring has an outer diameter of 7-5/8" (19mm) and fits 1/4" (6mm-7mm) standard rods. By replacing the insert with a different model, you can mount the softbox on almost any strobe, allowing you to expand your lighting options or use the same softboxes for multiple setups. Features: Standard Speedring for Rectangular or Octagon Softbox or Beauty Dish All metal design, Rotation Ring with Thumb Screw Lock Speedring has an Od of 7-3/4" and Id of 6" Insert has an Outer Diameter of 5-7/8" 24 Month Manufacture Warranty Product Speedring Plate & Speedring Insert for Select Strobes Plate Outer Diameter 7-3/4" (19.7cm) Plate Inner Diameter 6" (15.2cm) Rod Diameter 1/4" (6mm) Insert Outer Diameter 5-7/8" (14.9cm) Manufacture Fotodiox Inc. Warranty 24 Months