C6-K3LG-680 C6-K3LG-680M C6-K3LG-680UH C6-K3LG-6R8 C6-K3LG-6R8M C6-K3LG-820 C6-K3LG-820M C6-K3LG-821 C6-K3LG-8R5 C6-K3LR-12T342Y