Promaster 4180 Speedring for Photogenic Camera Grips 88") thick with included hex-head

88") thick with included hex-head clamping bolts

the first time Tamron has used this material in the mount components of a lens for full-frame mirrorless cameras

16-bit RAW SDI output

Double-threaded

Perfect for weddings and architectural photography when you’re unable to bounce flash off a wall or tall ceiling

Promaster 4180 Speedring for Photogenic Camera Grips 88") thick with included hex-headProMaster Softbox Speed Rings are the complete 2 piece set required to mount a ProMaster softbox to your studio flash. The inner ring which attaches to your flash may also be used to mount other speed ring compatible accessories. Fits Photogenic compatible flash heads. ProMaster Softbox Speed Rights are available for the following flashes: