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Black metal quick-release clamp with cold shoe mount and wingnut

Athlon Optics

Athlon Optics Quick Release Clamp Cold Shoe Adapter Black Wingnut 1521

SKU CH-XTC7-76B5D

A quick-release clamp with a cold-shoe bracket and black wingnut for attaching hot-shoe accessories

  • Quick-release clamp speeds accessory changes
  • Top cold shoe accepts hot-shoe devices
  • Black wingnut secures adjustments by hand
  • Standard shoe mount fits existing gear
  • Directly mounts onto cold-shoe blocks

What this adapter is and who uses it

The Athlon Optics Quick Release Clamp Cold Shoe Adapter combines a quick-release clamp with a top-mounted cold shoe bracket. It is built for photographers and videographers who need a secure, tool-free way to attach hot-shoe accessories to a cold-shoe base. The black wingnut provides positive locking without extra tools. Model 1521 fits standard shoe mounts found on cages, rigs and brackets.

What the combined clamp and shoe change

Mounting the clamp onto a Cold Shoe Block instantly adds a quick-release point while retaining a cold shoe on top for lights, microphones or monitors. The wingnut tightens by hand so you can swap accessories in seconds rather than fumbling with screws. This dual function removes the need for separate plates and shoe adapters, reducing bulk on the rig.

The spec that decides fit

Compatibility rests on the standard shoe-mount footprint; the adapter slides into any industry-standard cold shoe receiver. If your gear uses a proprietary or non-standard shoe profile, the clamp will not engage securely. Verify that your mounting point follows the universal shoe dimensions before purchasing.

Highlights

  • Quick-release clamp speeds accessory changes
  • Top cold shoe accepts hot-shoe devices
  • Black wingnut secures adjustments by hand
  • Standard shoe mount fits existing gear
  • Directly mounts onto cold-shoe blocks

Specifications

No published specifications for this item yet.

Questions about this item

Does the cold shoe bracket on this 1521 adapter have any moving parts or springs that could wear out over time?

The cold shoe bracket is a fixed metal bracket with no springs or moving mechanisms; only the wingnut clamping screw is adjustable, so no internal parts require periodic replacement.

What stops me from tightening the black wingnut on the 1521 clamp any further once the rig is under constant load?

The wingnut bottoms out against the clamp body, so maximum clamping force is reached when the nut can no longer turn; beyond that point the threads or the wingnut itself would be the limiting factor.

Will the black wingnut on this 1521 clamp loosen from vibration if I leave the camera running all day?

The wingnut relies on friction alone and has no locking detent; prolonged vibration can gradually back it off, so a periodic finger-tight check is advisable during extended shoots.

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