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 front to back) on camera handle. Has six 1/4-20 threaded holes on the side plate. Aluminum with stainless steel threaded hardware. Use the "Bracket Finder" in the top left corner of this page to find the correct model for your camera. Mfr# VISLBATHM1