The Classic Middle Black Steel Single Blade Ninja Deterrent™ is built for discreet yet powerful protection. Crafted in Japan from SS400 structural steel and finished with a corrosion-resistant cationic electrodeposition coating, it combines strength, weather resistance, and modern design for effective perimeter defense.
Key Features
- Crafted in Japan
—Manufactured by skilled craftsmen for elaborate design realization and durable protection
- Color: Black
—Matte black finish with hot-dip galvanizing and electrodeposition coating for enhanced corrosion resistance
- Strong and Corrosion resistant
—SS400 Structural Steel, ideal for long-term outdoor performance
- Tall Forward-Facing Spikes
—340mm height provides a clear and powerful deterrent
- Extremely Sharp Points
—9 mm-thick solid spikes deliver strong visual and physical security
- Easy to Install
—Two predrilled oval slots per unit for fast and stable attachment using stainless screws
Dimensions
Technical Specifications
- Overall Length: 500mm (19.68in)
- Width: 95mm (3.74in)
- Height: 340mm (13.38in)
- Spike Diameter: 9mm (0.35in)
- Weight per section: 2.1kg (4.62 lbs)
- Material: SS400 structural steel
- Color: Black
- Finish: Electrodeposition coating
- Designed and Crafted in Japan
Installation Gallery

Blends effortlessly into traditional tiled and wooden structures.

Modern fencing meets discreet, aesthetic defense.

Elegant deterrence, discreetly reinforcing the gate.

Subtle yet firm presence above louvered structures.

Maximum security. Quiet strength. Refined form.
Protect your space—without compromising beauty.
For consultation, samples, or sizing guidance, please contact us at your convenience.
We are proud to protect architectural beauty worldwide.