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SmallRig 3668B Basic Cage Kit

SmallRig-3668B-Basic-Cage-Kit-product 

Specifications

  • Product Dimensions : 170 x 176.5 x 135mm
  • Net Weight:  361 ± 5g
  • Compatibility
    • Sony Alpha 7R V
    • Sony Alpha 7
    • Sony Alpha 7S IV
  • Package Dimensions :  165 x 155 x 85mmSmallRig-3668B-Basic-Cage-Kit-fig-11
  • Package Weight:  474.5 
  • Material :  Aluminiumlegierung. Edelstahl, Silikon

Product Description

SmallRig Basic Cage Kit for Sony Alpha 7R V / Alpha 7 IV / Alpha 7S III 3668B is designed to facilitate low-angle shots and protect the camera, while offering a wide range of accessory mounts. It includes a cage, an HDMI cable clamp, and a top handle. The top handle feels comfortable and enables easy carrying at a low height1/4″-20 threaded holes, ARRI 3/8″ -16 locating holes, cold shoes and NATO rail, and QD socket support monitor mount 2294, microphones, LED lights, monitor mount 2903B, NATO accessories. The HDMI cable clamp, mounted onto the left side of the cage via one 1/4″-20 screw and two locating pins, prevents deflection and fixes cables with a thumbscrew to protect interfaces and ensure stable signal transmission. In addition, holes on both sides of the cage allow attaching hand straps. The cage comes with a built-in magnetic flat-head screwdriver & hex spanner for easy disassembly and assembly.

Safety Guidelines

  1. Environment
    Do not use the product underwater, in extreme temperatures (e.g., freezing or direct heat), corrosive environments, or excessive dust. Dry metal parts immediately after liquid contact to prevent corrosion.
  2. Load Capacity
    Do not exceed the maximum weight capacity indicated on the product. Overloading risks structural failure, deformation, or accidental drops.
  3. Cleaning & Maintenance
    Clean surfaces with a dry, soft cloth. Avoid chemicals like alcohol or solvents. Ensure dry and ventilated conditions for long-term storage.
  4. Structural Integrity
    Do not modify the product (e.g., drilling, cutting)—this compromises structural integrity and increases drop risks.
  5. Malfunctions
    Stop use immediately if you notice deformation, unusual noises, or loose components, and contact support.

In the Box

  • Cage × 1
  • Guarantee Card
  • ARRI Locating Handle 2165C x 1
  • Locking Side Plate × 2
  • HDMI Cable Clamp 3000 x 1

All-round Protection

SmallRig-3668B-Basic-Cage-Kit-fig-1

Perfect Fit Accessible Control ButtonsSmallRig-3668B-Basic-Cage-Kit-fig-2SmallRig-3668B-Basic-Cage-Kit-fig-3SmallRig-3668B-Basic-Cage-Kit-fig-4

Compatibility

  • Sony A7 IV / Sony A7R VSmallRig-3668B-Basic-Cage-Kit-fig-5
  • Sony A7S Ill / SonyA11SmallRig-3668B-Basic-Cage-Kit-fig-6
  • Sony Alpha 7 IVSmallRig-3668B-Basic-Cage-Kit-fig-7
  • Sony Alpha 7R VSmallRig-3668B-Basic-Cage-Kit-fig-8
  • Sony Alpha 7S IIISmallRig-3668B-Basic-Cage-Kit-fig-9
  • Sony Alpha 1SmallRig-3668B-Basic-Cage-Kit-fig-10

Note: To use the side lock adapter of the cage, please remove the split ring on the left side of the camera first.

Manufacturer Email: support@smallrig.com
Manufacturer: Shenzhen Leqi Innovation Co., Ltd.
Add: Rooms 101, 701, 901, Building 4, Gonglianfuji Innovation Park, No. 58, Ping’an Road, Dafu C
Consignor: Shenzhen LC Co., Ltd.
Add: Room 201, Building 4, Gonglianfuji Innovation Park, No. 58, Ping’an Road, Dafu Community, Guanlan Street, Longhua District, Shenzhen, Guangdong, China

FAQs

Q: Is the cage kit waterproof?
A: The cage kit is not waterproof. It should be kept away from water to prevent damage.

Q: Can I use this cage kit with other camera models?
A: The cage kit is specifically designed for use with Sony Alpha 7R V, Alpha 7 IV, and Alpha 7S III cameras. It may not fit other models properly.

Documents / Resources

SmallRig 3668B Basic Cage Kit [pdf] Instruction Manual
3668B, 2294, 2903B, 3668B Basic Cage Kit, 3668B, Basic Cage Kit, Cage Kit, Kit

References

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