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Mason Sold Secure Diamond Heavy Duty Bike U Lock 11.8 Inch

Updated 2026-09-05

The Seatylock Mason Sold Secure Diamond Heavy Duty Bike U Lock, 11.8 Inch features an extended shackle designed for versatile locking configurations. It accommodates thick poles and multiple bike parts simultaneously with superior clearance.

Certified with a top-tier Sold Secure Diamond rating, this heavy-duty security device deters sophisticated theft tactics. Its waterproof casing shields internal mechanisms from rain and outdoor elements year-round.

Engineered for maximum reach, the 11.8-inch format simplifies everyday locking routines in congested city environments. The rugged construction maintains absolute reliability under demanding street conditions.

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Mason Sold Secure Diamond Heavy Duty Bike U Lock 11.8 Inch
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Heavy duty bike locks Heavy duty U-locks Waterproof bike locks Sold Secure Diamond rated locks

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Heavy duty bike locks Heavy duty U-locks Waterproof bike locks Sold Secure Diamond rated locks