competitive price & high quality Plastic spacer,Flat Type,PVC Shim PAD,Shim Pad,Concrete Accessory,Rebar Accessories Material: PP PEPlastic solid shims are idea for packing during construction involving precast concrete units. Item CodeSizeThicknessQty/CtnWt/CtnSP-2-270*70 mm2mm2,50026SP-2-370*70 mm3mm1,00016SP-2-570*70 mm5mm1,00025SP-2-770*70 mm7mm50021SP-2-970*70 mm9mm50028SP-2-1070*70 ...