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Anonymous users2024-01-24Dear, your lock cylinder is too weird. 40+45, it should be the door of Qunsheng or Wanjia. The interchangeable size has 85 centers (as shown below: the premise is that your lock cylinder must be a universal hoist lock.)
1. Even if it is the same brand of anti-theft door, the lock cylinder used in different batches is also different. Depending on the thickness of the door, the length specifications of the lock cylinder are also different. If you want to change the anti-theft lock cylinder, it is recommended to take a look at the "CEI multi-colored lock cylinder" or "Modila" lock cylinder, both of which have good anti-theft properties. >>>More
The size of the lock cylinder of the security door needs to be measured to know the size of the existing lock cylinder. The common lock cylinder, i.e. the diameter of the round head is 17mm, the width of the small head part is 10mm, and the height is 33mm. The cylinder size is not all the same size. >>>More
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,
There are several levels of anti-theft door lock cylinders. >>>More
It is recommended that you change to a super B-level curved groove lock cylinder or a C-level blade lock, and now the cost-effective super B-level lock cylinder on the market is Saner, Sodean, Red Shield, Jiawei, and the quality and anti-theft performance are OK. Now the best performance on the market is the Mingshen brand steel leaf lock, the steel lock cylinder is anti-breaking and other violent unlocking. The price is slightly higher. >>>More