Wouldn’t it be nice if you could protect your motorbike with the same ease as a disc lock but even more securely? There is a way, but despite its effectiveness it is not well known. We are talking about crown locks. Unfortunately, it is only a viable option for motorcycles with a final chain drive. So, it’s not suitable for scooters and motorcycles with drive shafts.

But for bikers who ride a motorcycle with a chain, who are without doubt the majority, it can be a valid alternative to the more common disc lock which, as we have seen, can be put out of action in certain contexts in a relatively simple manner.

A crown lock is basically a lock which is capable of closing in one of the slots of the transmission crown in order to prevent its rotation.

A Viro cylindrical padlock used as a crown lock.

A crown lock therefore performs the same function as a disc lock, as it prevents the motorcycle from being removed by making it “walk” on its own wheels. However, compared with a disc lock, it is much harder to neutralise. Continue reading →