3.00" Modular Arca-Swiss Lens Support with 0.750" Wheels

The Hejnar Photo 3.00-Inch Modular Lens Support System is a precision-engineered stabilization kit designed to eliminate structural flex in professional photography setups. This configuration bundles our 3-inch Arca-style rail with a standard supporting bar and 0.750-inch diameter roller wheels, specifically optimized for smaller to medium lens barrels. By establishing a dynamic secondary point of contact, this system dampens micro-vibrations and allows for frictionless lens collar rotation. Proudly CNC-machined in the USA from solid aircraft-grade aluminum.

SAE Technical Specifications

• Rail Length: 3.00 inches.
• Wheel Diameter: 0.750 inch (3/4").
• Supporting Bar: Standard modular length for versatile height calibration.
• System Compatibility: Full Arca-Swiss / RRS compatible dovetail geometry.
• Material: CNC-machined solid 6061-T6 Aircraft-Grade Aluminum.
• Finish: Black hard-coat anodized for superior abrasion resistance.
• Manufacturing: Designed, machined, and quality-tested in the USA.

Quick Overview & Key Features

• Precision Roller Stabilization: The 0.750" wheels provide a dynamic contact point, allowing the lens to glide effortlessly when rotating the collar between landscape and portrait orientations.
• Modular Versatility: Part of a fully interchangeable system—adjust height and reach to match your specific lens diameter and camera body perfectly.
• Eliminates Shutter Shake: Creates an unyielding physical bridge that keeps the focal plane static during high-magnification macro or long-exposure captures.
• Protects Bayonet Mounts: Disperses heavy front-end optical weight, removing cantilever stress from the camera's native bayonet lens mount.
• Universal Arca Interface: The 3-inch rail base interfaces seamlessly with professional quick-release clamps from RRS, Kirk, Wimberley, and Markins.

Detailed Product Description

The Hejnar Photo 3.00-Inch Modular Lens Support Bracket is the definitive solution for photographers seeking professional-grade stability in an adaptable footprint. While static "universal" supports can bind against the lens barrel, our precision 0.750-inch wheels ensure smooth tracking and adjustment, making it a favorite for wildlife and sports photographers who need to switch orientations rapidly.

The kit is architected for maximum structural integrity. The 3-inch rail serves as the bridge to your primary equipment setup, while the standard length supporting bar brings the roller wheels into perfect alignment with your lens barrel. This creates a rock-solid dual-point platform—anchored by your tripod foot and this modular support—effectively eliminating the physical sag and movement that compromise image sharpness in high-performance optics.

Machined from solid blocks of 6061-T6 aircraft alloy and treated with a durable hard-coat anodize, this USA-crafted system is built for the rigors of field use. It offers the same precision and reliability found in high-end brands like Really Right Stuff, while providing the unique modular freedom that allows your camera rig to grow and adapt to any future hardware configurations.