C6-K5LGA-6R2 C6-K5LGA-820 C6-K5LGA-820M C6-K5LGA-821 C6-K5LGA8R2 C6-K5LGA-8R2 C6-K5LGA-8R2N C6-K5RA C6-K5RA-100 C6-K5RA-101