19x25 single anterior tooth torque spring

{"cid":"91222511","title":"Class II Dental Orthodontic Single Anterior Tooth Torque Spring with CE Certification and Rectangular Shape","imgUrl":"https:\/\/img.chinax.com\/nimg\/38\/fa\/4f87d2476d04715e262417f4c2b9-200x200-1.jpg","attrs":{"Price":"CN\u00a516.67\/packs 20-49 packs","Brand Name":"ALS","Model Number":"Tooth Torque Spring","Minimum Order Quantity":"20 packs","Place of Origin":"Zhejiang, China","Power Source":"Manual","Warranty":"2 years","After-sale Service":"Free spare parts","Material":"metal, Steel","Shelf Life":"2 years","Quality Certification":"ce","Instrument classification":"Class II","Safety standard":"MFDS","Size":"Small\/Medium\/Large"}}

{"cid":"91210129","title":"Vector Control Taper Grid Coupling Snake Type Flexible Spline Shaft","imgUrl":"https:\/\/img.chinax.com\/nimg\/02\/c0\/56dde826996aabcfa8c0665eea91-200x200-1.jpg","attrs":{"Price":"","Brand Name":"Purple Horn","Model Number":"ISO9001","Minimum Order Quantity":"1","Place of Origin":"China","Packaging Details":"carton or export wooden case,","Certification":"CE\u3001ISO","Applicable Industries":"Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising C","Structure":"Metal Bellows","Flexible or Rigid":"Flexible","Standard or Nonstandard":"Standard","Material":"Steel","Body Material":"steel","Rate torque":"71-900000","Feature":"Good buffering","Hole size":"30-600","Weight":"5.5-13830","Color":"Blue","MOQ":"1 Set","Packing":"Wooden Box","custom":"yes","Product name":"Snake spring for grid coupling"}}