Quick Release 2.375" Arca-Swiss Clamp for Manfrotto 244 Variable Magic Arm

The Hejnar Photo 2.375" Quick Release Clamp is a high-performance upgrade specifically designed for the Manfrotto 244 Variable Friction Magic Arm. This conversion kit allows you to replace the limited proprietary RC2 system with a universal Arca-Swiss standard connection. Optimized for professional videography and technical photography, it provides an unyielding, modular foundation for mounting cameras, monitors, or lighting accessories with precision and security.

SAE Technical Specifications

• Compatibility: Engineered for the Manfrotto 244 Variable Friction Magic Arm.
• Jaw Length: 2.375 inches (60mm).
• Safety Features: Two safety stop grooves prevent equipment from free-falling if the clamp is not fully closed.
• Relief Grooves: 2.6 mm deep relief grooves guarantee compatibility with a wide range of Arca-style plates and rails.
• Tongue-in-Pocket Design: Protects internal parts from dust and grit while preventing the moving jaw from hinging backward.
• Material: Precision CNC-machined from solid 6061-T6 Aircraft-Grade Aluminum.
• Finish: Durable black hard-coat anodized for advanced abrasion resistance.

Detailed Installation Instructions

Modernize your magic arm in just a few simple steps:

1. Remove the RC2 System: Unscrew and remove the original Manfrotto quick-release mechanism from the magic arm.
2. Mount the Arca-Swiss Clamp: Attach the new 2.375" clamp using the provided 1/4"-20 flat-head hex screw and the matching 4 mm Allen key.
3. Secure and Align: Ensure the anti-twist grooves on the back of the clamp align with the magic arm's geometry to prevent unwanted rotation.

Quick Overview & Key Features

• Professional Precision: Features a laser-engraved scale with 1mm intervals for exact camera or lens positioning.
• Captive Knob: The ergonomic one-piece knob is designed to stop at maximum opening, ensuring it cannot be lost in the field.
• Anti-Twist Integrity: Specialized grooves on the back side match the arm's connection point to lock the clamp permanently in place.
• High Load Stability: Replaces plastic factory platforms with a rigid metal bridge to eliminate flex during demanding shoots.

Comprehensive Product Description

The Hejnar Photo Manfrotto 244 Conversion Clamp is the definitive upgrade for professionals who rely on the articulated flexibility of the Magic Arm but demand the standardized security of the Arca-Swiss ecosystem. By converting your 244 arm, you bypass the "play" and weight limitations associated with stock RC2 plates, creating a seamless interface for your Arca-style L-brackets, rails, and camera plates.

This clamp is a new product design engineered for unyielding stability. The advanced "tongue-in-pocket" design protects internal threaded components from dust, sand, and grit, while the high-density 6061-T6 aluminum build ensures zero flex even under heavy payloads. Whether you are positioning a heavy field monitor or a precision macro rig, this clamp maintains perfect alignment and eliminates unwanted bending forces on the mounting hardware.

Made in the USA, this component provides the structural integrity and technical excellence that defines Hejnar Photo gear, positioning it as a superior alternative to products from competitors like Really Right Stuff or Kirk. It is a robust, intelligent investment that modernizes your existing support system for ultimate reliability.