This is not sirui brand .its the 3rd party manfuture.If features Arca-style grooves to fit not only the Sirui G10, G20, and K20 heads, but also quick-release clamps from several other manufacturers, such as Acratech, Foba, Graff, and Wimberley. The plate's thumbscrew has a flip-up element that enables you to insert it tool-free into any camera's 1/4"-20 thread. The aluminum-alloy TY-50X plate features a rubberized surface to keep your camera in place. The plate features a slot for a camera strap.

• Compatible with G10/G20/K20 Heads
• Arca-Style Grooves Fit Additional Heads
• Aluminum Alloy with Rubberized Surface

Compatible with G10/G20/K20 HeadsVELEDGE