PBC1D Arca-swiss Bracket Plate for Canon 1D (not the X), 1D Mark III, IV, 1Ds Mark III Video Sliders #HB70 Handle

#HB70 Handle

But it is better suited with ProMediaGear carbon fiber tripods

ProMediaGear PBSA7M2 Arca-Swiss Plate Overview

Offset Vertical Part for Unobstructed LCD access

1/4"-20  mounting thread cut in steel

PBC1D Arca-swiss Bracket Plate for Canon 1D (not the X), 1D Mark III, IV, 1Ds Mark III Video Sliders #HB70 HandleThis ProMediaGear bracket plate is custom fitted for Canon 1D Mark III, IV, 1Ds Mark III The bracket plate can be mounted to ProMediaGear flash brackets or L Brackets. Since it is custom designed it fits like a glove perfectly matching the camera shape, it also provides anti rotation so the plate won't slip or twist. The plate has been machined from solid Aluminum T6061 block and has hard black anodized surface coating for scratch resistant finish.