• Replacement elastic band for the KNEE ASCENT kit

Petzl Elastic Band for KNEE ASCENT Set

Petzl |
SKU: B022DA00
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3 Years
  • Replacement elastic band for the Set KNEE ASCENT. Also compatible with other SRS ascent systems.
  • Slides into the plastic tube. Easy installation without additional tools.
  • Only 20g. Genuine Petzl spare part, reference B022DA00.
  • 3-year warranty. Maintains the ascent system's efficiency over time.
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Petzl Elastic Band for KNEE ASCENT Set
Incl. VAT
+
Petzl Set KNEE ASCENT Using SRS Techniques
Incl. VAT
+
Petzl Foot Loop fort KNEE ASCENT and KNEE GRAB
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Petzl Elastic Band for KNEE ASCENT Set

The elastic band is the component in the KNEE ASCENT set that provides the actual tension and speeds up SRS ascent. As it is a wear part that loses elasticity over time, Petzl offers it as a separate spare part, so you only need to replace this part instead of buying the entire set again.

The band is inserted into the KNEE ASCENT set's plastic tube and is not limited to this set: it can generally be combined with any SRS ascent system that requires a comparable elastic band.

Key Features

  • Genuine spare part for the Set KNEE ASCENT
  • Compatible with other SRS ascent systems using a similar elastic band
  • Easy installation: slides directly into the existing plastic tube
  • Extends the lifespan of the entire set without needing to replace it completely

References

  • Reference: B022DA00
  • Related product: Set KNEE ASCENT, SEQUOIA PLUS tree care harness

Discover the complete range of Petzl equipment at Petzl at MTN Shop EU.

Frequently Asked Questions

How do I know when my Petzl Set KNEE ASCENT's elastic band needs to be replaced?
The clearest sign is a noticeable loss of efficiency during ascent: if the set feels noticeably less assistive than it did at first, the elastic band has likely lost tension. Visible cracks, stiffening, or uneven stretching in the material are also clear warning signs that a replacement is due before performance drops off completely.
Can I use this elastic band even if I don't own a Petzl KNEE ASCENT set, but a different SRS system?
Generally yes, provided your system uses an elastic band with comparable dimensions and tension. Petzl itself notes that it is compatible with "any other SRS ascent system," but check beforehand whether your system's plastic tube or fitting matches the size of this spare part.
Is it worth keeping a spare elastic band on hand, or is it enough to order one only once it wears out?
For heavy users in professional tree care work, it's worth keeping a spare band in stock, since the elastic band is the component that ages fastest (UV exposure and mechanical stress typically affect rubber more than the set's textile or plastic components). For occasional use, it's usually enough to reorder once visible signs of wear appear.
What happens if I keep working with a weakened elastic band instead of replacing it?
The main consequence is a loss of efficiency, not a safety risk: the elastic band is part of the comfort and speed system for ascent, not the actual fall protection. A weak band simply makes the ascent more tiring and slower, rather than directly compromising safety. Even so, timely replacement is worthwhile to get the full benefit of the system.

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