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About product and suppliers:
        Alibaba.com offers 1,679 back door lock products. About 20% of these are locks, 14% are door locks, and 10% are door & window handles. 

A wide variety of back door lock options are available to you, such as furniture handle & knob, lock, and furniture lock. You can also choose from stainless steel, zinc, and aluminum. As well as from door, window. And whether back door lock is solid wood, glass, or aluminum alloy. 

There are 1,679 back door lock suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of back door lock respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 403 with ISO9001, 244 with Other, and 105 with ISO14001 certification.