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About product and suppliers:
        Alibaba.com offers 2,864 lock jack products. About 18% of these are car jacks, 10% are connectors, and 8% are car lifts. 

A wide variety of lock jack options are available to you, such as hydraulic jack, bottle jack, and mechanical jack. You can also choose from 1-10t, 11-20t. As well as from plastic, metal. And whether lock jack is free samples, or paid samples. 

There are 2,864 lock jack suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of lock jack respectively. 

Lock jack products are most popular in Domestic Market, Oceania, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 1,368 with ISO9001, 312 with Other, and 72 with ISO14001 certification.