ERATAC ARCA-Slider with clamp and rotary knob

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ERATAC ARCA · SINGLE PRODUCT WITH PURCHASE DECISION
The flexible slider for ERATAC and general ARCA rails
The slider with clamping jaw is tightened via a rotary knob and is, according to ERATAC, the more open solution for commonly used ARCA rails.

It offers free positioning instead of fixed ball detent points – useful when compatibility and stepless positioning are more important than the fastest possible change.
Check before buying


Profile: Check the width and geometry of the existing ARCA rail.

Clamping range: The rotary knob must be fully accessible without collision.

Load: Test clamping force under real directional load before use.

Our assessment from user and instructor perspective
For mixed ARCA systems, this slider is usually the better choice than the ERATAC ball slider. However, secure clamping takes a bit longer.

Works well if: you want a steplessly positionable slider also on general ARCA rails.
Not ideal if: you prefer the quick ball detent exclusively on ERATAC rails.

What really counts in use


Clamping jaw: stepless position instead of predefined detent points.

Rotary knob: clearly visible and tactile manual clamping.

Broader compatibility: designed for general ARCA rails.

Instructor/user tip: Always turn the rotary knob in the actual load direction.
cross-check; a knob that is only lightly applied can shift when repositioning.
Limits, compatibility and safe use
ARCA is not completely manufacturer-independent in practice. Profile fit and secure clamping travel must be checked in reality.
Important note: “ARCA-compatible” does not replace a fit test – especially with differing dovetail dimensions.
Comparison and sensible alternatives
For a complete setup, first compare the ERATAC M-LOK Picatinny rails and the entire ERATAC system world. The Harris bipod adapter is the more suitable option if no ARCA system is to be built.
Technical practical data


Item number: T0700-2000

Locking: clamping jaw with rotary knob

Positioning: stepless

Compatibility: intended for general ARCA rails

Scope of delivery
1× ERATAC ARCA slider with clamping jaw T0700-2000
Manufacturer and product safety

Manufacturer: RECKNAGEL GmbH & Co. KG, Landwehr 4, 97493 Bergrheinfeld, Germany
Contact: [email protected] · +49 (0)9721 94810-0 · www.eratac.de
Observe the product-specific instructions before assembly and use. Only use on compatible, undamaged interfaces; check firm fit and safe function before each use.

Frequently asked questions
Does it fit ERATAC rails? Yes, and it is also intended for general ARCA rails. What is the difference to the ball slider? Free clamping position via rotary knob instead of defined ball detent. Is an attachment included? No. Does the rail need to be checked? Yes, profile and secure clamping travel must fit. When is it the better choice? With mixed ARCA systems or when stepless positioning is desired.