
Availability: In Stock
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.
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.
Yes. This is a combination lock where you establish your own personalized code.
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.
No—it's a combination-only lock, so there are no keys included or required.

SKU: 115847350 • Width: 3.5in • Height: 0.75in • Depth: 5.55in • Weight: 0.19oz





Availability: In Stock
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.
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.
Yes. This is a combination lock where you establish your own personalized code.
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.
No—it's a combination-only lock, so there are no keys included or required.
SKU: 115847350 • Width: 3.5in • Height: 0.75in • Depth: 5.55in • Weight: 0.19oz
