Bracket base for "Base A" Camera Accessory Mounting System. Add Accessory Adapters to build a custom rig to mount your wireless receivers, battery, flash recorder and other accessories! Fits cameras with dual 1/4-20 threaded pattern (spaced 1.5" apart side to side) on the top of the camera. Use the "Bracket Finder" in the top left corner of this page to find the correct model for your camera. Mfr# VISLBATHM2