Notch Catalyst Harness

The Notch Catalyst Harness combines maximum comfort, robust adjustability, and advanced safety features for climbers who need extra room and dependable support.

Designed for larger builds, the Notch Catalyst Harness in Large/X-Large (Size 2) sets a new standard for comfort and versatility in the tree care industry. Its custom EVA-molded back and leg panels with integrated ventilation channels provide breathability and all-day support, even on the most demanding climbs. Multiple adjustment points in the waist, rise, and leg loops ensure a secure, tailored fit. The harness includes flared side D-rings for easy clipping, a patented Wear Safe™ ring on the Sterling rope bridge, and numerous rated connection points for accessories. Molded gear loops and scannable traceability add to its professional-grade features, making it the top choice for arborists who demand performance and safety.

• Size 1 (Small/Medium)
  • Waist Belt: 80–110 cm (31–43 in)
  • Leg Loops: 60–75 cm (23–29 in)

• Size 2 (Large/X-Large)
  • Waist Belt: 96–132 cm (38–52 in)
  • Leg Loops: 66–82 cm (26–32 in)

• Custom EVA-molded back and leg panels with integrated ventilation channels
• Multiple adjustment points in waist, rise, and leg loops for a personalized fit
• Custom flared side D-rings for intuitive, secure attachment
• Patented Wear Safe™ ring on Sterling rope bridge
• Numerous rated connection points for accessories
• Molded gear loops for efficient racking in the canopy
• Scannable enabled for track and traceability
• Complies with ANSI Z133-12, CE EN358/813, and ASTM F887-23 (sections 25.4.1 & 25.4.2)
• Weight: 4.7 lb (2.13 kg)
• Praised by field testers for its comfort and intuitive design