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About product and suppliers:
        Alibaba.com offers 3,431 manual door lock products. About 12% of these are locks, 1% are door locks, and 1% are door & window handles. 

A wide variety of manual door lock options are available to you, such as free samples, paid samples. 

There are 3,451 manual door lock suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Vietnam, which supply 99%, 1%, and 1% of manual door lock respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 676 with ISO9001, 206 with Other, and 163 with ISO14001 certification.