Master Lock 3ft Hardened Steel Chain with Integrated 4-Dial Resettable Lock – 8mm

A versatile, everyday security solution

The Master Lock No. 8392BLKEC chain combines a 3-foot length with robust 8 mm hardened steel links. This practical pairing offers mobility and strength for securing bicycles, lockers, grills, and other gear without being bulky. The hardened links resist cutting, sawing, and prying, helping you protect belongings in busy spaces. A soft nylon sleeve sits over the chain to cushion surfaces and prevent scratches on metal frames, bikes, and equipment when you lock up in crowded areas or during travel.

The integrated four-dial resettable combination lock eliminates the need for keys, enabling faster securing and access. It is designed for straightforward operation, even in changing weather or when you are juggling multiple items. This combination system gives you flexibility to share access with family, roommates, or teammates while keeping control over codes.

Key features at a glance

• 3 ft long gives you flexible tying options across posts, rails, or racks
• 8 mm diameter hardened steel links offer cut and pry resistance for everyday security
• Nylon sleeve helps prevent scratches on bikes, lockers, and equipment
• Integrated four-dial resettable combination lock enables keyless access
• Low-maintenance design with a Limited Lifetime Warranty from a trusted brand

Real-life use cases

• Locking a bicycle to a rack near campus or in a city environment
• Securing grills and outdoor tools on patios, decks, or storage sheds
• Securing lockers, tool chests, or gates in schools and workplaces
• Outdoor storage of sports gear, strollers, or camping equipment during trips
• Temporary security for motorcycles or scooters in low-traffic areas

Specs and reassurance

Length: 3 ft; Diameter: 8 mm; Material: hardened steel; Lock: integrated 4-dial resettable combination; Cover: nylon sleeve for surface protection; Warranty: Limited Lifetime Warranty.