The RRS-9000089 by Really Right Stuff was designed to securely hold and enhance the mount time of the RRS VYCE clamping mount, as well as RRS ball heads and leveling bases. This all-purpose quick release plate enables existing equipment, usually lacking pre-existing mounting plates to be securely attached to tripods and ball heads while maintaining consistent performance with a RRS support system. The RRS-9000089 is outfitted with a RRS standard 1.5" dovetail, and helps the user find a center of balance along 76mm of mounting surface. Features: Accessory ports: 3/8" and 1/4x20"Type II hard anodized6061-T6 construction Really Right Stuff VYCE VR-76 3.0"/76mm QR Clamp Rail RRS-9000089