Description

SmallRig 3667C Full Cage for Sony Alpha 7R V/Alpha 7 IV/Alpha 7S III/Alpha 1 / Alpha 7R IV

The SmallRig 3667C Full Cage is a precision-engineered protective rig designed specifically for Sony’s A7R V, A7 IV, A7S III, A1, and A7R IV mirrorless cameras. Built from durable aluminum, the cage secures your camera using a bottom 1/4″-20 screw and side locating block, providing anti-deflection stability without needing to remove the camera’s eyelet triangles — while precision cutouts keep every port, dial, button, and the battery compartment fully accessible.

What sets this cage apart is its genuinely versatile mounting ecosystem: multiple 1/4″-20 threaded holes, 3/8″-16 ARRI-standard locating holes, an integrated cold shoe mount for accessories like the DJI Mic 2 or an on-camera light, and SmallRig’s signature “HawkLock” NATO rail for fast, tool-free attachment of side and top handles. A built-in Arca-Swiss quick-release plate at the base means instant compatibility with tripods, monopods, and gimbal stabilizers like the DJI RS 2, RSC 2, and RS 3 series — no separate plate purchase needed.

Thoughtful ergonomic touches round out the design: a hinged arm at the battery door contours to the camera’s curve, giving your little finger extra support during handheld shooting, while all-round protective padding guards against scratches during daily use. A QD socket at the base accepts shoulder straps for added portability, and a magnetic Allen wrench is conveniently built into the cage itself, making assembly and disassembly quick and tool-loss-free. For photographers and videographers building a full rig setup, the 3667C is the reliable foundation to mount lights, monitors, microphones, and handles around.

Key Features

  • Precision-fit full cage for Sony A7R V, A7 IV, A7S III, A1 & A7R IV
  • Built-in Arca-Swiss quick-release plate — tripod & gimbal ready
  • “HawkLock” NATO rail for tool-free handle attachment
  • Integrated cold shoe mount for mics, lights & accessories
  • Multiple 1/4″-20 & 3/8″-16 ARRI-standard mounting points
  • Anti-deflection dual-lock design — no eyelet triangle removal needed
  • All-round protective padding prevents scratches
  • Hinged battery-door arm for improved handheld grip
  • QD socket for shoulder strap attachment
  • Built-in magnetic Allen wrench for easy assembly

Product Specifications

SpecificationDetails
BrandSmallRig
Model3667C
Compatible CamerasSony A7R V, A7 IV, A7S III, A1, A7R IV
MaterialAluminum alloy
Mounting Points1/4″-20 threaded holes, 3/8″-16 ARRI locating holes
Rail SystemHawkLock NATO rail
Quick ReleaseBuilt-in Arca-Swiss compatible plate
Cold ShoeYes, integrated
Strap SupportQD socket (bottom)
Assembly ToolBuilt-in magnetic Allen wrench
Stabilizer CompatibilityDJI RS 2, RSC 2, RS 3, RS 3 Pro

What’s in the Box

  • 1 × SmallRig 3667C Full Cage
  • 1 × Magnetic Allen Wrench (built-in)
  • 1 × User Manual

Why Buy from Alankar Camera Store?
Alankar Camera Store has supported photographers and videographers across India since 1976, offering only genuine SmallRig accessories with reliable warranty support. With decades of hands-on rigging and Sony camera-accessory expertise, along with dedicated WhatsApp support, we help you build a cage setup that fits your exact camera and shooting style.

Frequently Asked Questions (FAQ)

  • Which Sony cameras is this cage compatible with? It’s designed specifically for the Sony A7R V, A7 IV, A7S III, A1, and A7R IV.
  • Does the cage block access to camera ports or the battery door? No, precision cutouts keep all ports, dials, buttons, and the battery compartment fully accessible.
  • Can I attach this directly to a gimbal stabilizer? Yes, the built-in Arca-Swiss quick-release plate is compatible with DJI RS 2, RSC 2, RS 3, and RS 3 Pro stabilizers.
  • Do I need extra tools to assemble this cage? No, it includes a built-in magnetic Allen wrench for quick, tool-free assembly and disassembly.
  • Can I attach a microphone or light directly to the cage? Yes, it includes an integrated cold shoe mount alongside multiple 1/4″ and 3/8″ threaded points for various accessories.

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