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Please refer to the Jusen Tmall flagship store, the price is different according to the model and material, about 300-500.
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This lock cylinder is 40 yuan, the quality is not wanted, and it is easy to break.
Class A lock: At present, the Class A anti-theft lock key on the market mainly includes a word key and a cross key. The internal structure of the A-grade lock cylinder is very simple, limited to the variation of the pin, and the marble groove is few and shallow. >>>More
The length should be 85 mm, and the center position of the cylinder rotation to one end should be 30 mm.
It mainly depends on what price you want, and the good ones are Modile, Baodean, Wang Li, Tengcai lock cylinder, etc.
There are three types of locks in the security door market: Class A anti-theft lock (abbreviation: Class A lock) and Class B anti-theft lock (abbreviation: Class B lock). >>>More
The super C-level is definitely better, the structure inside is different, and the anti-technology is also anti-drilling.