SmallRig has already announced cage options for the Sony a7S III just a day after it was announced. The cages are all supposed to be available by September 20th.

SmallRig cages and accessories have become very popular with shooters on a budget. Their solutions are reasonably well made and very affordable.

Here is what is available:

SmallRig Form-fitting Cage for Sony Alpha 7S III
SmallRig Professional Kit for SONY Alpha 7S III
SmallRig Master Kit for SONY Alpha 7S III
SmallRig L-Bracket for SONY Alpha 7S III

Key Features:

1.Multiple mounts for external accessories.
2.Formfitting Full Cage Made of Aircraft-grade Aluminium.
3.Ergonomic Design to Provide Comfortable Grip Experience.
4.Double Locking & Anti-Twist Design for Secure Configuration.
5.Dedicated cage for Sony Alpha 7S III camera.