Universal Godox Softbox Speedring Mount Adapter Reel Fit Lots Softbox

Feature
Fit Lots Softbox Via Adjustable Screw 
inner dimater: 11.4cm; Hight: 6.5cm
universal for softbox via use the screw
4 Screws Close Down to 3 Inches, and Opens Up to 6 Inches - Fits most Strobe heads
Standard Speedring for Rectangular or Octagon Softbox, Rotation Ring With Thumb Screw Lock
All Metal Design, Smooth Surface for Effortless Mount

Package including:

1x  Universal Godox Softbox Speedring Mount Adapter For Readhead