New bolt on flash trigger for all 1915 and later 3x4 graflex RB SLR's . Like most 20th Century Camera products our new flash trigger is a simple bolt-on product that installs in under five minutes and no modification to your camera are required.
- PC connector
- 1/8 headphone jack for a Pocket Wizard
- Works with all 1915 and later 3x4 (3¼x4¼) Graflex SLR's