Heavy-Duty Manganese Steel Security Chain Lock

Ultimate Protection for Home & Business Security

Engineered for maximum resistance against forced entry, our premium security chain lock combines industrial-strength materials with intelligent design. The innovative end pin-link mechanism creates an unbreakable connection between the hardened deadbolt and manganese steel chain, delivering superior defense against leverage attacks and brute force attempts.

Professional-Grade Security Features:

• 4-sided 7mm chain links forged from 3T manganese steel – significantly stronger than standard hardened steel
• Pick-resistant disc-style cylinder with drill-proof construction
• Includes two stainless steel “I” keys with Key Safe Program compatibility
• Integrated lock design (85cm length) for seamless operation
• Rated 5/10 security level – ideal for residential doors, storage units, and commercial gates

Why Professionals Choose This Chain Lock:

Unlike flimsy padlocks that fail under pressure, our manganese steel construction maintains integrity even when attacked with bolt cutters. The unique link geometry distributes force evenly across the chain, while the deadbolt integration prevents tampering at the connection points.

Perfect for:
✓ Apartment dwellers needing extra door security
✓ Business owners protecting valuable inventory
✓ RV and boat owners requiring mobile security solutions
✓ Landlords seeking durable tenant security options

Specifications:
Material | 3T Manganese Steel
Chain Diameter | 7mm (thicker than most competitors)
Security Rating | 5/10 (Suitable for high-risk areas)
Included Keys | 2 stainless steel “I” keys
Total Length | 85cm (adjustable positioning)

Upgrade your property’s first line of defense with military-grade chain security that outlasts conventional locks. The substantial 3.5lb weight signals its rugged construction – this isn’t just a deterrent, but an active barrier against intrusion.