SmallRig Quick Release Plate 3853 is designed to provide a lightweight solution to easy and quick switch between handheld and tripod shooting. The plate, which is ?15mm rod compatible, can be directly attached to a follow-focus system without the help of a cage and extended to adapt to different sizes of lenses. With Silicone Gear (ID:3852), you can pull lens focus merely by friction drive, thereby enjoying a lightweight and simple focus control experience. Note: Not compatible with Sigma FP Cameras Compatibility: 1: Standard ?15mm rod 2: Standard tripod with Arca-Swiss ball head and baseplate In the Box: Quick Release Plate x 1 Screwdriver x 2 1/4?-20 Screw x 1 M4 Screw x 1 Specifications Product Dimensions: 98 x 63.5 x 36.2mm Package Dimensions: 105 x 97.5 x 32mm Product Weight: 72g ?5g Package Weight: 97.3g ?5g Material(s): AL6061+SUS304