The DMM 12mm Steel Klettersteig Carabiner is a heavy-duty steel connector designed for demanding climbing, via ferrata, rope access, and technical applications. Built around a robust 12mm steel construction, it delivers an impressive 45kN major-axis minimum breaking strength while providing a large gate opening for convenient equipment connection.
The Klettersteig is available in two locking configurations: Screwgate and Kwiklock ANSI. The Screwgate version provides manual locking, while the Kwiklock ANSI version combines automatic locking with certifications for applicable ANSI and Canadian standards.
Key Features
- Heavy-duty 12mm steel construction
- High 45kN major-axis MBS
- Large 24mm gate opening on the Screwgate version
- 23mm gate opening on the Kwiklock ANSI version
- Available with Screwgate or Kwiklock ANSI locking systems
- Suitable for demanding technical applications
- Kwiklock ANSI version certified to ANSI/ASSE Z359.12-2019
- Kwiklock ANSI version certified to CAN/CSA Z259.12-16
- Designed to meet relevant EN climbing and connector standards
Robust Steel Construction
The DMM 12mm Steel Klettersteig Carabiner is built for applications where strength and durability are essential. Its 12mm steel construction provides a substantial 45kN major-axis MBS, making it a robust choice for compatible technical rope and climbing systems.
Screwgate Version
The 12mm Steel Klettersteig Screwgate uses a manually operated screwgate locking mechanism. It features a 24mm gate opening and provides 45kN major-axis, 12kN minor-axis, and 12kN gate-open MBS ratings.
Kwiklock ANSI Version
The 12mm Steel Klettersteig Kwiklock ANSI features DMM’s Kwiklock locking system and is certified to additional ANSI and Canadian standards. Its 23mm gate opening and 45kN major-axis MBS make it suitable for applications requiring a high-strength connector with the specified certifications.
Technical Specifications
| Product Name | Dimensions | Weight | MBS (Major Axis) | MBS (Minor Axis) | MBS (Gate Open) | Gate Opening | Certification |
|---|---|---|---|---|---|---|---|
| 12mm Steel Klettersteig Screwgate | 76 x 126mm | 266g | 45kN | 12kN | 12kN | 24mm | EN362:2004 B; EN12275:2013 B |
| 12mm Steel Klettersteig Kwiklock ANSI | 76 x 126mm | 293g | 45kN | 16kN | 12kN | 23mm | EN362:2004 B/K; EN12275:2013 B/K; ANSI/ASSE Z359.12-2019; CAN/CSA Z259.12-16 |
High-Strength Steel Connector
The DMM 12mm Steel Klettersteig Carabiner combines a strong steel construction with large dimensions and high load ratings. With two locking configurations available, it offers flexibility for different technical equipment requirements.
Choose the DMM 12mm Steel Klettersteig Carabiner from Backpackers Outdoor for a robust connector designed for demanding climbing and technical rope applications.

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