Brand New, never used Vinten 3761-3 EFP Quickfit Automatic Camera Adapter provides a quick release fixing for broadcast studio cameras weighing up to 100lb.s  It is recommended for Vision 250, Vector 430S, and Vector 430/430i fluid heads among other studio head/tripods. Includes the 3761-13 Wedge plate and two 3/8"-16 screws.  Save big $$$ over the B&H new price of $950.00