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JX-1400 three person integrated trainer training course

JX-SM3300 Smith Integrated trainer training tutorial

JX-1600 six person integrated trainer training course

JX-696A Treadmill use tutorial

JX rowing machine use tutorial

JX-2088 Spinning bike use tutorial

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JX-3200 door frame installation tutorial

JX-1600 six person integrated trainer installation tutorial

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JX-550 Multi-function weight lifting bed installation tutorial

JX-370 horizontal bar installation tutorial

JX-SM3300 Smith integrated trainer installation tutorial