The lock cylinder of the anti theft door is pregnant with a double insurance, and the door can t be

Remove the lock cylinder, measure the exact size on the line, buy the same size when buying, the bias is not decided to open inside and outside, it is related to the handle and the lock plate, the door also has a bias lock cylinder, there is also a positive lock cylinder, as long as the length is accurate, but also buy the same good,

It depends on what kind of lock you get, some are of good quality and some are of average quality. Under normal circumstances, not the whole lock is changed together, and the lock cylinder is changed more, the general forty or fifty can be, and the better ones are seventy or eighty. Generally, when you go to find a lock to change the lock cylinder, it is installed in a package. >>>More

Panpan anti-theft door lock cylinder is eleven-toothed, and Xiaoshuai is universal, it is more convenient to find a professional locksmith who is very easy to change, the price is about 360 yuan to 780 yuan, and the price of high anti-theft level is also high.

Under normal circumstances, the lock cylinder indoor door side can be A B key universal, the outdoor door side B key can not be used after the A key is used, the principle is not much to say afraid of being used by someone with a heart, if it is reversed, there will be two consequences, first of all: the anti-theft effect will definitely be a little different, because there must be a change, but the difference is not big, as long as it is not a particularly simple bullet lock, the impact will not be too large, remember not to throw the A key casually, This mainly refers to some lock cylinders with better quality or better brands to do more responsibly; Another consequence is that there is no anti-theft measures on the side of the indoor door, so if it is installed in reverse, then the anti-theft performance will be greatly reduced, so it is necessary to pay attention to it, and the security of the lock is likely not to be replaced. This kind of is mainly some"Hearted"of businesses to save costs.

It's definitely not safe, so change the handle as soon as possible.