**IMPORTANT** Base Size - 1 5/8" (41mm x 41mm square) - The tapered square base that fits into the tripod measures 1 5/8” (41mm) across in both directions – this is what fits into the opening mount of the tripod head For use with SOME Ambico V-0550 V-0551 V-0552 V-0553 V-0554 Fluid Type Head Only (SEE NOTES) Sunpak 7500 Pro 7500tm 7575, Kalimar Pro-Tech V-40, Samsonite 1100 2601, ONLY CERTAIN Quantaray tripods, see compatible tripod list in description. If you have an Ambico Fluid Head tripod V-055* READ THE NOTES UNDER THE PRODUCT PICTURE. A quick sanding adjustment may be reqired to get it to fit. 5% of the tripod heads are slightly out of spec, 20 seconds of light sanding on both beveled sides of the plate will make it fit. QR release plate mounts to the tripod mount allowing you to attach a camera, or cell phone tripod adapter, to a compatible tripod head quickly and easily. Extra QR plates allow you to conveniently swap out more than one camera or device without having to use the same tripod quick release base plate The DaVoice quick release plate features a metal pin and a high-quality metal thumb screw, unlike other brands. No tools required to tighten the screw Tripod Quick Release Plate Replacement for: Ambico V-0550 V-0551 V-0552 V-0553 V-0554 Fluid Head Tripods ONLY, Sunpak 7500 Pro, Platinum Plus 7500PG, Platinum Plus 7500 Pro, Ultra 7500TM, Ultra 7575, Ultra 757, Ultra 757TM, Platinum Plus 757, Ultra 757B, Platinum Plus Ultra 757B, 9500, 9502TM, QSX 9500, QSX 9502 Tripods (Part Number 620-733), OLDER Sunpak Platinum Plus 5858D Tripods ONLY, Sunpak 6000PG Tripod & 620-CPG / 620CPG Head ONLY, Samsonite 1100, 2600, 2601, 8801 and 8802 Tripods, Solidex Nextech VT200 Compact Tripod, Quantaray QSX 9500, QSX 9502, QSX9500, QSX9502 Tripods, Kalimar Pro-Tech V-40 Tripod with V40 Photo/Video Fluid Type Head, Pro-Tech V-60 & V-80 Tripod with Fluid Type Head. Bottom Size: 1 5/8" x 1 5/8" (41mm x 41mm square) Camera Tripod Mount Top Size: 41.4mm x 45mm where the camera attaches to the camera quick release plate. Weight: 16g. No coin or screwdriver is needed to tighten the screw on this tripod camera mount plate. The tapered square base that fits into the tripod clip mount base is 41mm x 41mm bottom dimensions that fits inside the mount tripod replacement head of the tripod accessory mounting plate). 1/4 inch Camera Mounting Screw fits most cameras and camcorders (and cell phone tripod adapter mount, and tripod accessories). Tripod top plate attaches to the tripod mount adapter on your camera and allow you to quickly and easily attach and detach your camera tripod parts and mounts or device from a compatible tripod head plate. Having extra dslr quick release plates qr plate means you can quickly swap cameras or devices with the same tripod head. Lets you easily remove your camera or device from your tripod mounting plate. Works as a Sunpak camera mount tripod attachment and camera plate adapter. Includes 1 x DaVoice Brand Quick Release Base Plate (41mm) tripod connector for camera. This is a DaVoice brand tripod plate quick release. Any use of other brand names is solely for purposes of demonstrating compatibility.