Coil Constant Force springs

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{"cid":"142957","pid":"24626667","pimg_url":"\/\/img1.b2bforus.com\/a7\/c2\/a903faae320c\/product\/85600764_s-w400xh400.jpg","name":"Coil Flat Coil Spring Motorized Extension Springs Wholesale Lift Up Spring","attrs":{"Price":"$0.25(50 - 9999 Pieces) $0.23(>=10000 Pieces)","MOQ":"50 Pieces","Delivery Time":"Negotiable","Brand":"YSHFT tape measure spring"}}

{"cid":"142957","pid":"24626658","pimg_url":"\/\/img1.b2bforus.com\/a7\/c2\/a903faae320c\/product\/85600712_s-w400xh400.jpg","name":"Coil Springs Tape Measure, Constant Force Springs For Tape Measure","attrs":{"Price":"Negotiable","MOQ":"100 Pieces","Delivery Time":"Negotiable","Brand":"Yongsheng"}}

{"cid":"142957","pid":"24626648","pimg_url":"\/\/img1.b2bforus.com\/a7\/c2\/a903faae320c\/product\/85600662_s-w400xh400.jpg","name":"Coil Wholesale 301 Stainless Steel Compressure Flat Coil Constant Force Springs","attrs":{"Price":"Negotiable","MOQ":"100 Pieces","Delivery Time":"Negotiable","Brand":"Yongsheng"}}

{"cid":"142957","pid":"24626638","pimg_url":"\/\/img1.b2bforus.com\/a7\/c2\/a903faae320c\/product\/85600606_s-w400xh400.jpg","name":"Adjustable Blind Coil Extension Spring Roller Stapler Spring","attrs":{"Price":"$0.25(100 - 4999 Pieces) $0.23(>=5000 Pieces)","MOQ":"100 Pieces","Delivery Time":"Negotiable","Brand":"Yongsheng"}}