SmallRig 3668C Basic Cage Kit for Sony a7R V, a7 IV & a7S III

Overview

The SmallRig 3668C Basic Cage Kit for Sony a7R V, a7 IV & a7S III is a professional camera rigging solution designed to provide added protection, improved handling, and expanded accessory mounting for Sony Alpha mirrorless cameras. The kit includes a custom-fit full camera cage, HDMI cable clamp, and ergonomic top handle, creating a flexible platform for handheld shooting, video production, and hybrid content creation workflows. Precision-engineered for compatibility with the Sony a7R V, a7 IV, and a7S III, the cage maintains full access to camera controls, ports, and the battery compartment while adding durable protection during production.

Designed for versatile filmmaking setups, the cage features multiple 1/4"-20 and ARRI anti-twist 3/8"-16 mounting points, dual cold shoe mounts, and an integrated NATO rail for attaching monitors, microphones, wireless systems, and other accessories. The included HDMI cable clamp helps secure connected cables and reduce strain on the camera’s HDMI port during use with external monitors or recorders. Completing the kit, the top handle provides improved handheld control and low-angle shooting support while adding additional mounting options for expanded rig configurations.

Core Features

• Provides a full protective cage with multiple mounting points for accessories.
• Includes an HDMI cable clamp to prevent accidental disconnection and reduce port strain.
• Features a top handle with ARRI anti-twist mount for secure handheld shooting.
• Maintains full access to camera buttons, ports, and battery compartment.
• Constructed from durable aluminum alloy and stainless steel for long-lasting use.