FX EXTENSION is designed for the Sony FX3 and Sony FX30. It mounts directly to these bodies to create a cohesive rear core for your rig—built around real-world setups like monitor + wireless video or timecode—while keeping the camera’s workflow intact.

Yes — FX EXTENSION is fully compatible with the Sony XLR top handle. You can keep the handle installed while using the system. The design maintains clear access to ports and controls, so your audio workflow and ergonomics stay untouched.

Everything you need to rig and power your FX EXTENSION.

Plus the essential mounting tools and accessories to get shooting fast.

3D printed – FX Extension UniBody

– Top/Bottom Cheese Plate
– Vmount Plate
– Dtap Splitter
– 2x – USB-C Ports
– Power switch
– 2x USB C ports
– Cold shoe
– Nato Rail
– Bottom cover for rod mount
– Allen/hex key
– Coin Shaped Flathead Screwdriver

Accessories:

– 15mm rod clamp
– Extra Allen/hex Key
– XLR Handle adapter (with Bubble level)
– Manual/Paperwork/Stickers

FX EXTENSION ships in batches after your preorder:

• Batch 1: ships in 30–60 days

• Batch 2: ships in 60–90 days

• Batch 3: ships in 90+ days

We’ll email you an update as your batch moves into production and again when it ships.

Yes! We have a 30 day return policy so you can see if the FX Extension perfectly fits your workflow. There is NO restock fee.

FX EXTENSION is handmade in the USA. Each unit is quality-tested before shipping and may show slight variation in finish or appearance—because it’s not mass-produced.
The core structure is 3D printed using carbon fiber–reinforced material for strength and a premium finish.