Are knuckle dusters legal to own?

Laws vary by country and region. In many jurisdictions, owning knuckle dusters for collection or display purposes is legal, but carrying them in public may be restricted. Always check your local laws before purchase.

What materials are your self-defense tools made from?

Our products are crafted from premium steel, brass, zinc-aluminum alloy, and aircraft-grade aluminum — chosen for durability, corrosion resistance, and real-world reliability.

Do you ship to my country?

Yes! We offer fast discreet delivery across the EU and US. All orders are shipped in plain packaging with no product descriptions visible on the exterior.

What is your return policy?

Due to the nature of self-defense products, we accept returns only for defective or damaged items within 14 days of delivery. Please contact our support team for assistance.

1 11

Stainless Steel Window Breaker Capsule

Name: Stainless Steel Window Breaker Capsule
Brand: KNUCKLEDUSTER
Price: 8.10 GBP
Availability: InStock

£8.10

~~£13.50~~ £8.10

Save:£5.40 Sold out

Quantity

Stainless Steel Window Breaker Capsule

A stainless steel capsule built for one job done right — break a vehicle window in an emergency and get out fast. Small enough to keep on hand for emergencies.