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About product and suppliers:
        Alibaba.com offers 14,773 main door lock products. About 84% of these are doors, 8% are locks, and 2% are door & window handles. 

A wide variety of main door lock options are available to you, such as zinc, stainless steel, and metal. You can also choose from free samples, paid samples. 

There are 14,773 main door lock suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of main door lock respectively. 

Main door lock products are most popular in North America, Mid East, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 4,299 with Other, 2,560 with ISO9001, and 524 with ISO/TS16949 certification.