2 5mm lubricated backup board

{"cid":"91197854","title":"HASL Lead Free 1up PTFE PCB Board 1.5mm PTFE Plate","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/25\/59\/7714cc02be5f90a555c6304441e0-200x200-1.jpg","attrs":{"Price":"USD9.99-99.99","Brand Name":"Bicheng","Model Number":"BIC-013.V1.0","Minimum Order Quantity":"1PCS","Delivery Time":"8-9 working days","Certification":"UL, ISO9001, IATF16949","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"5000PCS per month","Packaging Details":"Vacuum bags+Cartons","Base material":"PTFE","Layer count":"2 layers","PCB thickness":"1.5mm","PCB size":"67 x 85 mm =1up","Copper weight":"3oz","Surface finish":"HASL Lead Free"}}

{"cid":"91168117","title":"PTFE PCB Board Built On 1.5mm PTFE Plate with 3oz Copper and Immersion Silver Pads for Power Amplifier","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/25\/59\/7714cc02be5f90a555c6304441e0-200x200-1.jpg","attrs":{"Price":"USD 2.99-9.99 PER PIECE","Brand Name":"Bicheng Technologies Limited","Model Number":"BIC-013-V0.52","Minimum Order Quantity":"1","Delivery Time":"10 working days","Certification":"UL","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"45000 pieces per month","Packaging Details":"Vacuum","Number of Layers":"2","Glass Epoxy:":"PTFE F4B","Final foil":"3 Oz","Final height of PCB:":"1.6 mm \u00b110%","Surface Finish":"Immersion Silver","Solder Mask Color:":"Green","Colour of Component Legend":"White","Test":"100% Electrical Test prior shipment"}}