Catalyst 600 folding bike lock

Updated 2026-09-05

The Bell Catalyst 600 folding bike lock features a unique articulated design that folds compactly for easy carrying on your frame. It combines the high security of a traditional rigid lock with exceptional packing versatility.

Equipped with a secure combination dial, this heavy-duty lock allows for keyless operation while resisting brute-force attacks. The included mounting bracket attaches securely to bicycle tubing for seamless transit.

Engineered for urban commuters, the folding links provide extended reach to lock around wider poles and racks. It represents a modern approach to bicycle security without sacrificing structural strength.

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