Master Lock 131Q Covered Aluminum Padlock – 4-Pack, Weather-Resistant, Keyed Alike

Overview

The Master Lock 131Q Covered Aluminum Padlock is built for daily outdoor and indoor use, delivering a balance of durability and ease. Its black vinyl-covered body helps resist scratches and corrosion, while the hardened steel shackle adds an extra layer of resilience against everyday wear. A four-pin cylinder combined with dual locking levers provides a reliable level of security without complicating access. This bundle comes as a four-pack with keyed-alike convenience, inviting you to secure multiple entry points with a single keying system. A Limited Lifetime Warranty adds peace of mind from a trusted brand.

Durable construction for outdoor and indoor use

• 1-3/16 inch (30 mm) wide body with a black vinyl exterior for scratch and corrosion resistance
• 3/16 inch (5 mm) diameter, 5/8 inch (16 mm) long hardened steel shackle for extra cut resistance
• 4-pin cylinder design helps deter picking, while dual locking levers resist prying and hammering

Convenient, keyed-alike four-pack

• Four padlocks in a single package, all keyed alike for quick access
• Two keys included to simplify sharing access across multiple locks
• Compact, versatile sizing suitable for lockers, sheds, fences, and equipment cases

Real-world use cases and benefits

Whether you’re organizing a storage closet at a school, securing a shed door in the backyard, or locking equipment on a fence, the 131Q offers a reliable, user-friendly solution. The vinyl-coated body minimizes surface damage on doors and frames, while the sturdy shackle stands up to routine handling and outdoor exposure. The keyed-alike feature reduces clutter and makes it easy to manage access for families, teams, or maintenance staff. Keep in mind that benefits like weather resistance and pick resistance are plausible advantages based on the lock’s materials and design, not guarantees.

Warranty and brand assurance

Backed by Master Lock’s Limited Lifetime Warranty, this padlock line reflects the brand’s long-standing focus on durability, consistency, and value. It’s a practical choice for households and small facilities seeking dependable, easy-to-use security hardware.