KNEE GRAB Ascender
SKU: Petzl | PZ-B022BA00
- Regular price
- £72.25 Ex VAT
- £86.70 Inc VAT
- RRP: £85.00 Ex VAT
- Sale price
- £72.25 £72.25 Ex VAT
- Regular price
-
- £86.70 £86.70 Inc VAT
- Was £85.00 Ex VAT
Free Delivery Over £75 *
Worldwide Shipping from the UK
Trusted UK Arborist Retailer
30-Day Easy Returns
Product information & specifications
PETZL KNEE GRAB – Knee Ascender for SRS Climbing Systems
The PETZL KNEE GRAB is a lightweight and efficient knee ascender designed to make ascending on single rope systems (SRS) smoother and less physically demanding. Built for professional arborists, it integrates seamlessly with compatible harnesses such as the SEQUOIA PLUS, improving climbing efficiency and reducing fatigue during long ascents.
Combining a PANTIN rope clamp with an adjustable foot loop, the KNEE GRAB delivers reliable rope engagement and optimal ergonomics for modern tree climbing techniques.
Key Features
- Knee ascender designed for SRS (Single Rope System) climbing
- Includes PETZL PANTIN rope clamp (right) for efficient rope capture
- Adjustable foot loop with buckle for secure and comfortable fit
- Compatible with SEQUOIA PLUS and similar arborist harnesses
- Quick setup using accessory carabiners (e.g. MINO – not included)
- Adjustable system to suit different climber heights
- Catch mechanism allows easy rope installation
- Replaceable textile foot loop available for extended product life
Efficient SRS Ascents
The KNEE GRAB improves climbing efficiency by assisting upward movement on the rope, reducing effort and increasing productivity during ascents.
Ergonomic & Adjustable
The adjustable foot loop ensures a secure fit and optimal positioning, allowing climbers to fine-tune the system for comfort and performance.
Quick Setup & Easy Use
Designed for fast installation, the system integrates easily with your existing climbing setup and allows smooth rope engagement with minimal effort.
Durable & Serviceable
With replaceable textile components and robust construction, the KNEE GRAB is built for long-term professional use.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | PETZL KNEE GRAB |
| Type | Knee ascender |
| Weight | 110 g |
| Min Rope Diameter | 7 mm |
| Max Rope Diameter | 13 mm |
| Rope Type | Low stretch kernmantle |
| Compatibility | SEQUOIA PLUS and compatible arborist harnesses |
Ideal For
- Professional arborists and tree climbers
- SRS (Single Rope System) climbing techniques
- Efficient rope ascent systems
- Tree care and canopy access work
- Modern mechanical climbing setups
Best For
The PETZL KNEE GRAB is best for professionals looking to improve efficiency and reduce fatigue when ascending using SRS techniques.
Why Choose the PETZL KNEE GRAB?
Combining lightweight design, ease of use and professional-grade performance, the KNEE GRAB is a valuable addition to any modern arborist climbing system.
PETZL KNEE GRAB – Knee Ascender for SRS Climbing Systems
The PETZL KNEE GRAB is a lightweight and efficient knee ascender designed to make ascending on single rope systems (SRS) smoother and less physically demanding. Built for professional arborists, it integrates seamlessly with compatible harnesses such as the SEQUOIA PLUS, improving climbing efficiency and reducing fatigue during long ascents.
Combining a PANTIN rope clamp with an adjustable foot loop, the KNEE GRAB delivers reliable rope engagement and optimal ergonomics for modern tree climbing techniques.
Key Features
- Knee ascender designed for SRS (Single Rope System) climbing
- Includes PETZL PANTIN rope clamp (right) for efficient rope capture
- Adjustable foot loop with buckle for secure and comfortable fit
- Compatible with SEQUOIA PLUS and similar arborist harnesses
- Quick setup using accessory carabiners (e.g. MINO – not included)
- Adjustable system to suit different climber heights
- Catch mechanism allows easy rope installation
- Replaceable textile foot loop available for extended product life
Efficient SRS Ascents
The KNEE GRAB improves climbing efficiency by assisting upward movement on the rope, reducing effort and increasing productivity during ascents.
Ergonomic & Adjustable
The adjustable foot loop ensures a secure fit and optimal positioning, allowing climbers to fine-tune the system for comfort and performance.
Quick Setup & Easy Use
Designed for fast installation, the system integrates easily with your existing climbing setup and allows smooth rope engagement with minimal effort.
Durable & Serviceable
With replaceable textile components and robust construction, the KNEE GRAB is built for long-term professional use.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | PETZL KNEE GRAB |
| Type | Knee ascender |
| Weight | 110 g |
| Min Rope Diameter | 7 mm |
| Max Rope Diameter | 13 mm |
| Rope Type | Low stretch kernmantle |
| Compatibility | SEQUOIA PLUS and compatible arborist harnesses |
Ideal For
- Professional arborists and tree climbers
- SRS (Single Rope System) climbing techniques
- Efficient rope ascent systems
- Tree care and canopy access work
- Modern mechanical climbing setups
Best For
The PETZL KNEE GRAB is best for professionals looking to improve efficiency and reduce fatigue when ascending using SRS techniques.
Why Choose the PETZL KNEE GRAB?
Combining lightweight design, ease of use and professional-grade performance, the KNEE GRAB is a valuable addition to any modern arborist climbing system.
Delivery & Returns
UK Delivery
Fast, reliable delivery from our UK warehouse.
- FREE UK Standard Delivery
applies to eligible UK orders over £75 ex VAT.
Estimated delivery: 2–4 working days
- UK Standard Delivery from £3.60 + VAT
Estimated delivery: 2–4 working days
- Next Working Day Delivery – £6.00 + VAT
Order before 3:00pm (Monday–Friday) for next working day delivery
All UK orders are dispatched Monday–Friday and sent via a tracked courier service.
International Delivery
We ship worldwide from the UK.
- Europe from £10.00
Estimated delivery: 2–7 working days - Rest of the World from £12.00
Estimated delivery: 2–11 working days
Shipping costs and delivery times are calculated at checkout based on destination and order contents.
Customs, Duties & Taxes
International orders may be subject to local import duties, taxes, or customs charges.
When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.
Customs processing times may affect delivery estimates.
Returns
30-Day Return Policy
- Items can be returned within 30 days of delivery
- Products must be unused and in original condition
- Return postage costs apply unless the item is faulty or incorrect
For full details, please visit our Shipping & Returns page.
UK Delivery
Fast, reliable delivery from our UK warehouse.
- FREE UK Standard Delivery
applies to eligible UK orders over £75 ex VAT.
Estimated delivery: 2–4 working days
- UK Standard Delivery from £3.60 + VAT
Estimated delivery: 2–4 working days
- Next Working Day Delivery – £6.00 + VAT
Order before 3:00pm (Monday–Friday) for next working day delivery
All UK orders are dispatched Monday–Friday and sent via a tracked courier service.
International Delivery
We ship worldwide from the UK.
- Europe from £10.00
Estimated delivery: 2–7 working days - Rest of the World from £12.00
Estimated delivery: 2–11 working days
Shipping costs and delivery times are calculated at checkout based on destination and order contents.
Customs, Duties & Taxes
International orders may be subject to local import duties, taxes, or customs charges.
When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.
Customs processing times may affect delivery estimates.
Returns
30-Day Return Policy
- Items can be returned within 30 days of delivery
- Products must be unused and in original condition
- Return postage costs apply unless the item is faulty or incorrect
For full details, please visit our Shipping & Returns page.

