Hand ascenders are critical tools used to ascend ropes in various vertical environments. These devices, also known as rope clamps, are designed to grip a rope securely in one direction, allowing users to move upwards, while preventing downward slippage. They find application in various fields, including:
Hand ascenders typically feature a cam or similar gripping mechanism that engages with the rope when loaded, preventing it from sliding downwards. Many models include ergonomic handles for a comfortable and secure grip, reducing hand fatigue during extended use. Key technical considerations include:
Additional features may include cam opening levers for easy rope insertion and removal, attachment points for connecting lanyards and foot loops (etriers), and design elements to prevent mud and dirt accumulation on the cam. Some ascenders also feature integrated pulleys to be used with auto-blocking descenders. Materials typically include aluminum alloy bodies and steel cams for durability and wear resistance.
Cric Rope Clamp: Versatile ascender, pulley, and progress capture device for professional rope access, rescue, and industrial applications. Lightweight and robust, the Cric simplifies rigging, hauling, and ascending tasks.
The Quick Up+ Hand Ascender is a light alloy ascender for climbing ropes. It is suitable for a wide range of uses including rope rescue, rope access, work and height and recreational climbing.
Maximize efficiency in rope access and rescue with the Quick Roll handled ascender. Its integrated pulley system significantly reduces friction, improving speed and safety for professionals working at height, including industrial rope access technicians and search and rescue teams.
The Harken Ninja MultiAscend Ascender is engineered to provide increased efficiency in a range of applications. The dual cam design enables the Harken MultiAscend to act as both a chest ascender as well as a full point of attachment. The innovative dual-stage locking swingplate ensures consistent engagement with the rope, preventing unwanted detachments. In […]
The Ascender Simple+ can be used as a chest ascender, hand ascender, or as a rope grab for hauling and rope rescue. The Simple+ is made from light aluminum alloy to minimize weight. Certification: Certified to EN 12841 Type B – Rope Adjustment Devices – Rope Clamp For Ascending Certification: Certified to EN 567 – […]
All ISC Hand Ascenders have a coned (rather than spiked) Cam-face design, to minimise rope wear. Our Hand Ascenders are manufactured from solid Aluminium, for maximum durability. Approved standards: EN567, NFPA compliant Weight: 350grams Rope diameter range: 9-13mm Body material: Aluminium Finish: Anodised
Innovative double-handle ascender developed for arborist tree climbing. CE Certification: Testing performed by an independent lab to ensure the product meets the appropriate specification. Certification: Certified to EN 12841 Type B – Rope Adjustment Devices – Rope Clamp For Ascending New reinforced “V shape” structure for increate robustness; Working load increased to 140 kg. Other […]