Haoge 140mm Nodal Slide Double Dovetail Focusing Rail Plate with Metal Quick Release Clamp and 60mm Plate for Camera Panoramic Panorama Close Up Macro Shoot fit Arca Swiss RRS Benro Kirk 140mm Nodal Slide Double Dovetail Macro Rail Clamp + 60mm Quick Release Plate compatible Arca-type Haoge LQR-140CP is an Arca-type compatible Multi-Purpose Rail Nodal Slide with a laser-engraved reference scale with 1mm increments on both sides. Designed with Clamp and Dual Dovetails Quick Release Plate. Ideal for Close-up and Panoramic photography. The 60mm slide-in quick release plate has a 1/4"-20 connecting screw and two safety stop screws for Cameras. Note: the item can not fit Level-Release System of RRS / Markins / Vanguard and other brands