MasterLock One Flexible Combination Shackle Lock, Blue - Model 4688DBLU

The Master Lock One Flexible Combination Shackle Lock in blue (Model 4688DBLU) is a versatile locking solution designed for hunters, shooters, and outdoor enthusiasts who need reliable security for firearms, storage boxes, and gear. This combination shackle lock eliminates the need for keys—set your own personalized code and secure what matters with a tool that travels as easily as it stows.

The flexible shackle design sets this lock apart from rigid alternatives, allowing it to adapt to different attachment points and angles. Whether you're locking down a gun case at camp, securing a cabinet at the range, or fastening storage on your overlanding rig, the adjustable shackle accommodates varied mounting scenarios without forcing awkward positioning. The blue finish provides easy identification in your gear lineup.

Master Lock's reputation in the security space comes from consistent engineering and straightforward durability—no overblown claims, just locks that work when you need them. The combination mechanism is designed to hold up under regular use, and the absence of a keyway means you won't lose access to your gear because you forgot a key at home.

Key Features

• Flexible shackle adjusts to fit different locking points and angles
• Combination dial—set your own code, no keys to carry or lose
• Blue finish for easy spot-identification in your kit
• Straightforward design built for field reliability

Frequently Asked Questions

Is this lock suitable for securing a gun case or safe?

Yes. The Master Lock One works well for padlocking hard-sided firearm cases, lockers, and storage boxes. The flexible shackle accommodates various locking mechanisms found on gun cases.

Can I set my own combination?

Yes. This is a combination lock where you establish your own personalized code.

What makes the flexible shackle different from a standard padlock shackle?

The shackle bends and adjusts to fit attachment points at different angles, so you don't have to force it into a fixed position. This flexibility also reduces strain on both the lock and the attachment point.

Does it come with any keys?

No—it's a combination-only lock, so there are no keys included or required.