1、Strong Scalability: The bottom has 6 1/4in screw holes and 1 3/8in screw hole and for Arca bayonet, which can be installed on tripods, slide rails, stabilizers and other equipment. 2、Durable Material: Using high quality aluminum alloy material, CNC processing technology, anodized treatment, strong and durable. 3、Safety Protection: Internal spring structure, strong resilience, safe and reliable, with safety lock to avoid accidental touch. 4、Simple and Portable: Shape is small, lightweight and portable, does not take up space, simple operation and can be placed anywhere. 5、Easy to Install and Remove: Easy to use, without any difficult requirements even though you use it for the first time. 1 x Quick Release Plate Base Item Type: Quick Release Plate BaseColor: As Pictures ShownMaterial: Aluminum AlloyWeight: Approx.40g/ 1.4ozInterface: 1/4in Screw Hole, 3/8in Screw Hole, for Arca Bayonet