The Hejnar Photo Extended Arca-Swiss Conversion Set is a definitive upgrade for the Manfrotto 410 Junior Geared Head, specifically designed to solve the rotational offset common in standard configurations. By extending the mounting platform, this kit centers the Model F63 Arca-Swiss Clamp directly over the head's panning axis, ensuring that both the head and your camera rotate around the exact same point. This precision alignment is critical for professional panoramic stitching and macro photography where rotational offset can compromise the final image.

💡 Custom Knob Options Available: This set includes a clear anodized captive knob as standard. If you prefer a long black, short black, or short silver knob, please specify your choice in the comment box during checkout.

SAE Technical Specifications

Detailed Installation Instructions

Modernize your geared head in two simple steps using the included hardware:

1. Remove the Factory Lever: Uninstall the original Manfrotto lock-down lever using the provided 3 mm hex wrench.
2. Connect the Conversion Plate: Secure the extended adapter plate to the geared head stem using the provided industrial-grade 1/4-20 and 10-32 screws.

Quick Overview & Key Features

• Optimized Axis Alignment: Restores the head’s panning base precision by centering your gear directly over the rotation point.
• Rotational Flexibility: Position the modular F63 clamp in 90-degree increments relative to the adapter plate.
• Modular Architecture: The clamp is fully detachable for independent use on other rails or support gear if needed.
• Advanced Stability: Replaces proprietary components with a rigid aluminum bridge to minimize vibration during critical exposures.

Comprehensive Product Description

The Hejnar Photo Manfrotto 410 Extended Arca-Swiss Conversion Set is a "killer" upgrade for architectural, interior, and product photographers who demand the incremental precision of a geared head combined with the universal flexibility of the Arca-Swiss ecosystem. This set permanently resolves the inherent design flaw of standard 410 heads where the camera mount is off-center from the panning axis, allowing for flawless 360-degree rotation without parallax errors.

Machined from a solid block of aircraft-grade 6061-T6 aluminum, the structural integrity of this system ensures zero flex, even when supporting heavy medium-format or telephoto payloads. The F63 clamp features a sophisticated "tongue-in-pocket" design that protects its internal threaded stud from dust and grit, ensuring smooth operation in the field. Whether you are aligning a complex panoramic stitch or conducting high-magnification macro work, this kit restores full professional usability to your tripod head.

Proudly made in the USA, this component embodies the technical excellence and rigorous tolerances that distinguish Hejnar Photo from mass-produced alternatives. It is a robust investment that seamlessly integrates into your existing workflow with plates and L-brackets from RRS, Kirk, and Wimberley.