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ART BlackBird The ART BlackBird is a multifunctional ascent and descent device designed for use on both single rope systems (SRS/SRT) and moving ro...
ART SpiderJack 2.1 Dyneema The ART SpiderJack 2.1 Dyneema is based on the SpiderJack 2.1 Basic and comes pre-fitted with the Dyneema Kit for enhanc...
ART SpiderJack 3 The ART SpiderJack 3 is a multifunctional, self-blocking rope control device designed for use on a running double rope system. Th...
ART Lockjack 2 Basic The ART Lockjack 2 Basic is a patented, multifunctional ascent and descent device designed for use on running double rope syst...
ART Lockjack 2 with Swivel The ART Lockjack 2 with Swivel is a manageable, efficient and easily operable device for ascent and descent in tree clim...
ART Dyneema Kit for SpiderJack 2 The ART Dyneema Kit for SpiderJack 2 is a replacement and upgrade kit supplied with a Dyneema sling and all requir...
ART BlackBird Cam A The ART BlackBird Cam A is a replacement cam designed for use with the BlackBird rope safety device. This spare component allow...
ART BlackBird Cam B The ART BlackBird Cam B is a replacement cam designed for use with the BlackBird rope safety device. This spare component allow...
ART LockJack Clutch 11-12mm The ART LockJack Clutch 11-12mm is a replacement clutch designed for the LockJack rope control device. It is intended f...
ART LockJack Clutch 12-13mm The ART LockJack Clutch 12-13mm is a replacement clutch designed for the LockJack rope control device. It is intended f...
ART SpiderJack 3 Clutch A The ART SpiderJack 3 Clutch A is a replacement friction clutch for the SpiderJack 3 rope control device. It is intended f...
ART SpiderJack 3 Clutch B The ART SpiderJack 3 Clutch B is a replacement friction clutch for the SpiderJack 3 rope control device. It is designed f...
ART SpiderJack 3 Clutch C The ART SpiderJack 3 Clutch C is a replacement friction clutch for the SpiderJack 3 rope control device. It is intended f...
ART SpiderJack 2.1 Clutch The ART SpiderJack 2.1 Clutch is the replacement friction clutch for the SpiderJack 2.1 rope control device. Designed to ...
ART SpiderJack 2.1 Release Lever The ART SpiderJack 2.1 Release Lever is a replacement component designed for use with SpiderJack 1, 2 and 2.1 rope...
ART SpiderJack 3 Carabiner Rubber The ART SpiderJack 3 Carabiner Rubber is an O-ring designed for the upper carabiner adaptor of the SpiderJack 3 r...
ART SpiderJack 3 Release Lever The ART SpiderJack 3 Release Lever is a replacement component designed for use with the SpiderJack 3 rope control de...
Mechanical friction devices have become an increasingly popular part of modern arborist climbing systems, helping climbers improve efficiency, consistency and control when ascending, descending and working within the canopy. Used alongside climbing ropes, harnesses and connectors, these devices can reduce physical effort, improve rope management and streamline everyday tree climbing operations. Our collection includes mechanical friction devices suitable for a wide range of climbing techniques and professional arboricultural applications.
Unlike traditional friction hitch systems, mechanical devices use engineered components to manage friction and movement along the rope. Many arborists choose mechanical systems for their smooth operation, consistent performance and ease of adjustment while working at height. Depending on the device and climbing method, they can assist with ascent, work positioning, descent control and canopy movement, helping climbers maintain efficiency throughout the working day.
When selecting a mechanical friction device, it is important to consider rope compatibility, climbing style and intended application. Some devices are designed primarily for stationary rope systems (SRT), while others can be used in moving rope systems or offer versatility across multiple climbing techniques. Understanding rope diameter requirements, connection methods and system compatibility will help ensure safe and effective performance in the tree.
The best device will depend on how it is intended to be used. Climbers who regularly use SRT systems may prioritise efficient ascent and smooth descent control, while others may be looking for improved work positioning or easier movement throughout the canopy. Device weight, adjustability, maintenance requirements and compatibility with existing climbing equipment are all important considerations when building or upgrading a climbing system.
Mechanical friction devices are typically used alongside climbing ropes, tree climbing harnesses, carabiners, friction hitches and prusiks and other essential climbing equipment. Selecting compatible components throughout the system is essential for achieving optimal performance and maintaining safe working practices.
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