Feature:1. MULTIPLE USES: Base board kit is used for mounting camera on a tripod, lens mount and mounting kit with a 15mm dual rod system and adjustable lens mount for tracking focus and supporting the lens2. DURABLE MATERIALS: All parts of the bracket are made of CNC integrated molding process and aviation aluminum alloy material, very strong and can effectively resist stains or rain3. EASY INSTALLATION: All the knobs of the bracket are adjustable for easy length adjustment, and the quick mount plate base is mounted with 1/4+3/8 thread screws, suitable for most DSLR cameras or cameras4. TRIPOD MOUNTING: The bottom of the base plate and rod clamps have 1/4in and 3/8in threaded holes, which allow direct connection to the tripod or cart or other equipment, helping to provide flexibility for a variety of shooting purposes, supporting tripods such as for Manfrotto 577, 501, 504, 701, etc.5. SHOCK ABSORBING LENS MOUNT: A Y shaped design mount with a rubber cushion on the bottom eliminates lens vibration and supports height adjustment(up to 60 mm) for lens diameters ranging from 50mm to 140mm6. BASE PLATE DESIGN: Used to increase the quick release capability of the DSLR camera or cage, and allow the camera to slide back and forth on the mounting plate, which can be customized to the required lengthSpecification:Item Type: DSLR Camera Rail Riser Rig SystemMaterial: Aluminum alloySupport Pipe Diameter: Approx. 15mm / 0.59inConnection Interface: 1/4 Thread hole and 3/8 thread holeConduit Spacing: Approx. 60mm / 2.36in hole spacingLens Support Frame Adjustable Range: 0 ~ 6cm / 0 ~ 2.4in.Package List:1 x Quick Release Board1 x Shock Absorbing Bracket2 x Guide Pipe1 x Hex Wrench1 x Connecting Base