Master Lock ProSeries 2-7/8 in. W Die-Cast Zinc Pin Tumbler Hidden Shackle Padlock delivers compact, high-security protection with a discreet profile. Built with a die-cast zinc body, this padlock combines rugged durability with a sleek, weather-conscious appearance that blends into most storage areas while deterring tampering.
What makes this ProSeries padlock unique is the hidden shackle design paired with a reliable pin tumbler mechanism. The shackle sits inside the body, reducing exposure and giving you a cleaner look for secured storage spaces such as lockers, tool chests, cabinets, sheds, or gate hasps. The result is not only a cleaner aesthetic but an added layer of protection against cutting or prying attempts.
Key features that matter in everyday security:
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Hidden Shackle—shackle concealed within the lock body for a lower attack surface and a cleaner, more tamper-resistant appearance.
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Die-Cast Zinc Construction—a durable, solid body designed to withstand daily wear and provide long-lasting performance.
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Pin Tumbler Mechanical System—a trusted, straightforward locking mechanism that delivers dependable operation with every use.
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Keyed Lock, Rekeyable—you control access with a dedicated key, and the lock can be rekeyed to align with changing access needs. Note: this model is not keyed-alike with other locks by default.
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ProSeries lineage— engineered for demanding environments where reliability and consistent performance matter.
Important dimensions and compatibility to help you choose confidently:
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Shackle Diameter: 3/8 inch
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Shackle Width: 1-23/32 inches
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Shackle Clearance: 19/32 inch
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Lock Width (body): 2-7/8 inch
Ideal use scenarios include securing:
- Storage cabinets and tool chests in workshops
- Lockers in schools, gyms, or workplaces
- Gates, sheds, and outdoor storage where a compact, unobtrusive padlock is preferred
- Hasps and staple applications where a recessed shackle minimizes snagging and tampering opportunities
Why choose this padlock over others? It blends a compact footprint with a robust die-cast zinc body and a hidden shackle that reduces exposure to forced entry, while still offering the straightforward reliability you expect from Master Lock. The Rekeyable feature gives you flexibility to adjust access as needs evolve, without replacing hardware.
If you’re organizing access control for multiple users or looking for a dependable, low-profile padlock for critical storage, the Master Lock ProSeries Hidden Shackle Padlock is a purposeful choice. Add it to your cart to secure belongings with a trusted name in lock technology.
