Arca-Swiss Clamp with Built-In Cotton Carrier Hub – 2.375" Quick Release

 🧲 Hejnar Arca-Swiss Clamp with Built-In Cotton Carrier Hub – 2.375" Quick Release

Looking to streamline your workflow between tripod, gimbal, and holster carry? The Hejnar Photo 2.375" Arca-Swiss Clamp with Integrated Cotton Carrier Hub is a precision-engineered solution designed for photographers who rely on Cotton Carrier systems and Arca-style quick release setups.

🔧 Purpose-Built for Cotton Carrier G3 & G2 Systems

This clamp engages directly with Cotton Carrier camera holsters (including the G3 Harness and G2 Scout)—no adapters or extra mounts required. It’s ideal for long lenses equipped with Arca-style feet, allowing seamless transitions between holster carry and tripod or gimbal use.

When mounted in a harness, the clamp positions the knob along the lens axis for ergonomic access. No more balance issues or awkward disengagements—just smooth, secure handling.

✅ Compatibility

This clamp is fully compatible with:

• Cotton Carrier G3 Harness, G2 Scout
• Arca-Swiss, Really Right Stuff (RRS), Markins
• Wimberley, Kirk, Photo Clam, Foba
• Vanguard ABH Series, Custom Brackets, Jobu Designs, Acratech
• Gitzo, Benro, Sirui, Leofoto, iFootage
• SmallRig (Arca-compatible), Novoflex, Sunwayfoto, 3 Legged Thing
• Other Arca-style clamps and heads

📐 Specifications

• Length: 2.375"
• Weight: 4.9 oz (138g)
• Relief Groove: 2.6mm deep for plate safety stops
• Knob: Captive, one-piece aluminum, dust-resistant
• Design: Tongue-in-pocket for jaw alignment and grit protection
• Material: CNC-machined 6061-T6 aluminum
• Finish: Black hard coat anodized clamp, black anodized knob
• Hardware: Stainless steel
• Made in USA

🔗 Why This Clamp Matters

Whether you're shooting wildlife, sports, or field portraits, this clamp eliminates the need for extra hardware when switching between Cotton Carrier holsters and Arca-Swiss tripods. It’s a rugged, elegant solution for photographers who demand speed, security, and modularity.

Arca Clamp with Stainless Steel QD insert

Use the centered QD socket to attached a standard push-button QD mount. QD system has been used for years by industries around the world including NASA, law enforcement and military agencies. The design inhibits accidental removal, especially when the camera is hanging from the strap. Attach your favorite strap to the clamp, then mount the clamp to any of Arca Type plates , L brackets or Foot Replacements. Straps are available at eBay, Amazon, Cabala's, Bass Pro and other stores with sporting fishing and military equipment.

 

 Long Camera Plates available.

 Multi-Function Arca Swiss Type camera rail available. 8-10 and 12 inch long rail (other lengths available) for your camera that will also allow you to attach multiple accessories at the same time.

• Cable management hook for tethering, microphone, monitor, HDMI, and lighting cables
• Multiple 1/4"-20 taped hole and one 3/8"-16 threads for accessory mounting.
• Arca-Swiss compatible square section for quick 90˚ position switching
• Rail incorporates a double dovetail. You can mount arca clamps on each side 
• Captive style ¼-20 camera screw slot, extended length for accurate positioning and optimal balance
• Scale markings on both sides for precise adjustments
• 1.5 inch wide
• 1/2  inch thick.
• Multiple 1/4"-20 taped hole and one 3/8"-16 threads for accessory mounting.
• Two safety stops. This prevents free fall when the clamp is not fully closed. (M3 screws)
• Precision C.N.C. machined from 6061-T6 Aluminum
• Stainless steel hardware.
• Made in USA
• Black anodized surface.
• 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  

Manfrotto BeFree Arca Type Clamp Available

Hejnar Photo clamp for Manfrotto BeFree series Tripods.  Shape of this clamp let Tripod legs invert to fold up and around the ball head, a feature that helps makes this tripod so compact.

Dual side clamp with Independent jaws

Double side clamp with independent jaws movements. This clamp works with rails with different width dimension and from different manufactures. If you use identical rails they will aligning with clamp center on each side. International standard dove-tail clamping, compatible with Arca-Swiss type rails.

2.375 inch long
Weight 137g
Two safety stop relief grooves on each side. This prevents free fall when the clamp is not fully closed and your plate has safety stops
Center socket is countersunk on one side for 1/4-20 or M6 screw, but also threaded 3⁄8”-16.
Made from 6061-T6 Aluminum.
Black hard coat anodized clamp and clear anodized knob.
Made in USA