Features: Multifunctional adapter that converts the three bayonets on the camera for Hero10 9 8 etc into standard 1/4 inch threaded ports, making it easier for you to connect various brackets and accessories, such as tripods, stabilizers, and more. No tools disassembly and assembly, large gear turntables design, easy installation without the need for additional tools. Anti mirror design, three card slot flat horizontal design, tightly clamped, does not affect the shooting angle. 1/4Alai positioning screw hole design effectively prevents reverse rotate, making shooting more stable. Quality aluminum alloy and stainless steel materials, with anodized surface treatments, are durable and reliable to use. Specifications: Material: Aluminum Alloy, Stainless Steel Color: Black, Redcolor(optional) Type: Basic Type, Standard Type(optional) Size: Approx. 41x28x23mm/1.61x1.10x0.90inch Applicable Mdoels: for Hero10 9 8 etc Series/for 360 OneR/OneX2 and more action cameras Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 2 Kinds of Packages Optional: Basic Type: 1x Fixed Mount Base, 1x Cushion Rings Standard Type: 1x Fixed Mount Base, 1x Rod Head Screw, 1x 3.0mm Positioning Column, 1x HexWrench, 1x Screwdriver, 1x Cushion Rings