Downward barbell pumping unit

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{"cid":"199446","pid":"30274180","pimg_url":"\/\/img1.b2bforus.com\/30\/4f\/bf81af7b7980\/product\/113189500_s-w400xh400.jpg","name":"energy & Extracting pumping device with electric motor from the lower eccentric Barbell","attrs":{"Price":"Negotiable","MOQ":"1 set","Delivery Time":"Negotiable"}}