Arca-Swiss Conversion Adapter Plate for Manfrotto MHXPRO-3W 3-Way Head

The Hejnar Photo MHXPRO-3W Conversion Plate is a precision-engineered hardware solution designed to modernize the popular Manfrotto MHXPRO-3W 3-Way Pan/Tilt Head. This listing includes the adapter plate only, providing a modular platform for photographers who already own an Arca-Swiss compatible clamp. Proudly CNC-machined in the USA from solid 6061-T6 aluminum, this plate eliminates the limitations of proprietary Manfrotto RC2 plates, offering an unyielding foundation for technical architectural, macro, and landscape photography.

Note: Arca-Swiss Quick Release Clamp is NOT included in this listing.

SAE Technical Specifications

• Compatibility: Exclusively designed for the Manfrotto MHXPRO-3W 3-Way Pan/Tilt Head.
• Dimensions: 2.65" Long x 2.375" Wide x 5/8" Thick.
• Mounting Options: Accommodates Arca-Swiss clamps in 90-degree increments for ideal ergonomic control.
• Secure Fastening: Drilled and tapped with one 1/4-20 hole and three 10-32 holes for maximum anti-twist security (30mm spacing).
• Material: Precision CNC-machined solid 6061-T6 Aircraft-Grade Aluminum.
• Finish: Durable black hard-coat anodized for superior abrasion and wear resistance.
• Manufacturing: Designed, machined, and quality-tested in the USA.

Detailed Installation Instructions

Upgrade your 3-way head in just a few simple steps:

1. Disassemble Original Platform: Remove the original Manfrotto RC2 quick-release platform and hardware from the head stem.
2. Attach Your Clamp: Fasten your Arca-Swiss compatible clamp (such as Hejnar F62 or F63 series) to the Hejnar adapter plate using the provided mounting holes.
3. Final Assembly: Secure the adapter plate back to the Manfrotto head stem using industrial-grade hardware for a zero-play finish.

Quick Overview & Key Features

• Modular Versatility: Reuse your existing Arca-Swiss clamps from RRS, Kirk, Wimberley, or Hejnar Photo.
• Rock-Solid Anti-Twist Design: Precision registration prevents the plate from rotating once secured to the head.
• Improved Payload Stability: Replaces plastic factory components with a solid metal bridge to reduce vibration during long exposures.
• Professional Profile: Low-profile design maintains the head's original center of gravity for fluid adjustments.

Comprehensive Product Description

The Hejnar Photo MHXPRO-3W Conversion Plate is the definitive answer for photographers who require the precision of a 3-way head but want the standardized flexibility of the Arca-Swiss ecosystem. By converting the MHXPRO-3W, you eliminate the "play" often found in Manfrotto's proprietary RC2 plates, ensuring that your micron-level gear adjustments translate perfectly to the final image.

This adapter plate is built to handle professional equipment loads. Whether you are using a large-format L-bracket for architectural work or a long nodal slide for panoramic stitching, the unyielding 6061-T6 aluminum ensures zero flex. The ability to mount your clamp in 90-degree increments means you can tailor the rig to your specific ergonomic needs, whether you prefer the clamp knob on the left, right, front, or back.

Made in the USA, this component provides the structural integrity and technical excellence that define Hejnar Photo equipment. It is a cost-effective and robust way to modernize your support system while maintaining the precision control you trust.