Arca-Swiss Conversion Adapter Plate for Manfrotto 494, 496, 498, 054, 055, 057, and MHXPRO Ball Heads

The Hejnar Photo Manfrotto Ball Head Conversion Plate is a precision-engineered solution designed to bring universal Arca-Swiss compatibility to your existing Manfrotto support system. This adapter plate only (clamp sold separately) allows you to bypass proprietary mounting limitations and utilize high-end Arca-type clamps and rails. CNC-machined in the USA from solid 6061-T6 aluminum, this new product design provides a rock-solid, anti-twist interface that outperforms standard factory platforms.

Note: Arca-Swiss Quick Release Clamp is NOT included in this listing and must be purchased separately.

SAE Technical Specifications

• Compatibility: Designed for Manfrotto 494, 496, 498, 054, 055, 057, and MHXPRO Series Ball Heads.
• Mounting: Drilled and tapped for 10-32 screws (provided) to secure Arca-Swiss style clamps.
• Anti-Twist Design: Precision slots align with the "island" on the Manfrotto post for zero-rotation security.
• Material: CNC-machined solid 6061-T6 Aircraft-Grade Aluminum.
• Finish: Durable black hard-coat anodized for superior abrasion and wear resistance.
• Manufacturing: Proudly designed and manufactured in the USA.

Detailed Installation Instructions

Modernize your ball head in just a few simple steps:

1. Remove Original Platform: Unscrew and remove the original Manfrotto mounting platform from the ball head post.
2. Align and Secure Plate: Align the slots on the back of the Hejnar conversion plate with the "island" on the Manfrotto post.
3. Fasten Base Plate: Attach the conversion plate in place of the original platform using the original center screw.
4. Attach Your Clamp: Mount your Arca-Swiss compatible clamp to the adapter plate using the two side holes and the provided 10-32 screws.
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Quick Overview & Key Features

• Universal Standard: Enables the use of Arca-Swiss style plates from RRS, Kirk, and Hejnar Photo.
• Modular Versatility: Upgrade only the mounting platform while keeping your trusted Manfrotto ball head movement.
• Eliminate Movement: Replaces factory components with a rigid metal bridge to prevent equipment shift during vertical or long-exposure shots.
• USA Quality: Engineered to professional tolerances for a lifetime of reliable field use.

Comprehensive Product Description

The Hejnar Photo Manfrotto Ball Head Conversion Plate is the ultimate upgrade for photographers who demand the precision of the Arca-Swiss ecosystem combined with the rugged reliability of Manfrotto ball heads. This conversion plate is a new product design specifically tailored to fit the Manfrotto 494, 496, 498, 054, 055, 057, and MHXPRO series. By replacing the proprietary platform, you gain the ability to use standard dovetail plates, L-brackets, and macro rails without the "play" or instability associated with basic adapters.

Crafted from a solid block of aircraft-grade 6061-T6 aluminum, this plate features precision-milled anti-twist slots that lock into the Manfrotto post’s geometry. This ensures that even under the weight of heavy telephoto lenses or complex architectural rigs, your camera remains perfectly aligned. The black hard-coat anodized finish provides a professional, low-reflection surface that resists the rigors of outdoor photography.

Designed and manufactured in the USA, this component provides the structural integrity and technical excellence required by professional shooters. It is a cost-effective and robust way to modernize your tripod support system while maintaining the fluid control you trust.