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Easy to Handle, Powerful Under Load – the DoUltra Dyneema® Round Sling (WLL 20,000 kg, 4 m Length)
You move multi-ton loads every day and need a lifting sling that offers uncompromising strength? The DoUltra round sling made of Dyneema® delivers exactly that: extreme lifting capacity, ultra-light handling, and the safety you need in critical moments. Designed for industries where other lifting slings have long since reached their limits.

High Performance in Textile Form
The Dyneema® high-performance fiber makes this heavy-duty round sling the perfect alternative to steel – at just a fraction of the weight. You benefit from high abrasion resistance, minimal elongation, and exceptional flexibility. The protective sleeve shields the core and ensures smooth movement in the crane hook. Whether on construction sites, in ports, or during industrial installations – this 20-ton sling is strong, rugged, and surprisingly easy to handle – even by a single person.

Key Technical Specifications

  • Lifting Capacity (WLL): 20,000 kg

  • Length: 4 m effective working length

  • Material: Dyneema® core, polyester sleeve

  • Colour: Orange

  • Elongation: < 4%, similar to wire rope

  • Standard: Based on DIN EN 1492-2

  • Safety Factor: 7:1

  • Typical Applications: Offshore, heavy cargo logistics, construction industry, energy sector

More Protection. Better Organisation. Greater Efficiency.
Complement your Dolezych round sling with the right abrasion protection, such as PU cuffs or Dyneema® edge sleeves. These not only protect the sling but also extend its lifespan. For better organisation and clarity on site, our sling storage stand ensures your chokers, loops, lifting slings, crane straps, and round slings are always within reach – clean, sorted, and ready for use.

Technical product information
EAN 4032378335107
Commodity code 56090000
ECLASS-Basic 15.0 (en) 36.123.409
GS certified No
circumfence (mm) 8.000
colour grey/orange block stripes (diagonal)
material of roundsling tube PES
material of roundsling yarn Dyneema
max usage temperature (Cel) 70
min usage temperature (Cel) -40
nominal-length L1 (mm) 4.000
roundsling tube DoUltra
special equipment RFID transponder
standard in the style of EN 1492-2
working load limit (kg) 20.000

Herstellerinformationen
Dolezych GmbH & Co. KG
Hartmannstr. 8
44147 Dortmund, Deutschland

Seminars 2026.

1-day
29.09.2026
Technical Seminar on Load Securing with Certificate of Competence or BKrFQG Qualification
Learn more
1-day
30.09.2026
Technical Seminar ‘Lifting Accessories’ with Certificate of Competence
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1-day
01.10.2026
Technical Seminar ‘Qualified Person for Wire Ropes and Lifting Accessories
Learn more
1-day
02.10.2026
Technical Seminar ‘Running Ropes’ with Certificate of Competence
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2-day
03. + 04.11.2026
Practical Seminar on Load Securing according to VDI 2700a, Sheet 1
Learn more
2-day
01. + 02.12.2026
Practical Seminar ‘Lifting Accessories’ with Certificate of Competence
Learn more
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