Euro cylinder guide
Euro Locks
Identify the cylinder style first, then measure it. If you already know the type you need, choose a card below to jump to its products.
Choose by what you can see
The visible ends tell you the name of the cylinder. The size comes next.
Key operated from both sides.
Double Euro
Usually fitted where the door needs key access from inside and outside.
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Key operated from one side only.
Half Euro
Common on garage doors, shutters, cabinets, and hardware where only one side needs a key.
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Key outside, thumbturn inside.
Key & Turn / Thumbturn Euro
Often used where the inside should open quickly without needing a key.
Browse cylindersDouble Euro
Browse popular double euro cylinders. Use the full category for size, finish, keyway, and security-rating filters.
Half Euro
Browse popular half euro cylinders, then use the category filters to narrow by size, finish, and manufacturer.
Key & Turn Euro
Browse popular key and turn euro cylinders. The full category is best when you already know the size and finish.
Can't find what you're looking for?
Try the wider door locks guide
If the part is a lock case, night latch, sashlock, rim cylinder, or door-security fitting rather than the removable euro cylinder, start with the broader door locks page.