The Newly Redesigned Ninja Foot Ascender by Harken Safety & Rescue is a lightweight, high-performance rope ascender engineered for arborists, rope access technicians, rescue professionals, and industrial climbers.
Designed to maximize efficiency and reduce rope drag, the Ninja uses an innovative dual-cam system to provide smoother ascents, improved productivity, and reduced fatigue.
Key Features
- Dual Cam System: Independent articulation maintains proper alignment for secure engagement and climbing efficiency
- Low Rope Drag Design: Integrated springs allow smoother take-off and faster ascent
- Rope-Friendly Cam: Ribbed profile reduces sheath damage
- Anti Kick-Out Sidewalls: Keeps rope securely engaged until intentional release
- Ambidextrous Fit: Works on either foot. Closed fairlead keeps rope in place and prevents snagging
- Removable strap: Simplifies maintenance and strap replacement
Width: 83 mm / 3.3 in
Height: 74 mm / 2.9 in
Weight: 178 g / 6.3 oz
Max line dia: 13 mm / 1/2 in
Max Rated Load: 1.5 kN / 330 lb
Minimum Line: 8 mm / 5/16 in




