Comparison : Item # 12477, Rice Lake 4.222221 Kilogram (kg) ASTM Class 1 Stainless Steel (SST) Weight Set
Item # 12477AC, Rice Lake 4.222221 Kilogram (kg) ASTM Class 1 Stainless Steel (SST) Weight Set with Accredited Certificate
Item # 87069, Rice Lake 6.22221 Kilogram (kg) ASTM Class 1 Stainless Steel (SST) Weight Set
Item # 87069AC, Rice Lake 6.22221 Kilogram (kg) ASTM Class 1 Stainless Steel (SST) Weight Set with Accredited Certificate
Item # 87065, Rice Lake 6.22 Kilogram (kg) ASTM Class 1 Stainless Steel (SST) Weight Set