Extrema Ratio RAO Avio Fixed Blade Knife With Survival Kit For Outdoor Professionals N690 Steel

The Extrema Ratio RAO Avio with Survival Kit 04.1000.0141/BLK-G is a rugged, ready-for-anything blade system designed for outdoor professionals and serious adventurers who want field-ready reliability in a compact package. It combines a folding knife with a built-in survival toolkit, engineered for easy carry and quick access in demanding environments.

• Overall length: 10 3/8" when open; 5 5/8" when folded
• Blade: 4 5/8" N690 stainless cobalt steel blade with a protective black Testudo finish
• Locking mechanism: Extra-safe locking device using a steel pin that is hand screwed into place to lock the blade open or closed
• Handle material: Black anodized Anticorodal aluminum alloy for durability and light weight
• Lanyard: Built-in lanyard attachment for secure handling
• Sheath: Specially designed, heavy-duty green nylon belt sheath that is MOLLE-compatible and features a protective liner
• Survival kit contents: Whistle, compass, paracord, flint and striker, water purification tablets, snare wire, wire saw, light, and a diamond sharpener
• Kit housing: The survival kit is stored in a heavy-duty green MOLLE-compatible sheath; kit can be carried separately or attached to the main sheath or a MOLLE vest
• Kit dimensions: Closed kit measures approximately 5 1/2" x 3 1/4" x 2"

This RAO Avio design emphasizes practical field readiness: the knife feels like a fixed blade in use thanks to the sturdy steel pin locking system, while remaining portable and easy to carry. The black Testudo blade finish reduces glare and resists wear in tough conditions, and the Anticorodal aluminum handle keeps the weight down without sacrificing strength. The included survival kit brings essential wilderness tools into one organized, portable unit—great for emergency scenarios, backcountry expeditions, or tactical-style preparedness.