BKAGC8 BK-AGC-8 BK-AGC-8-10 BK-AGC-8-10-R BK-AGC-8-R BK-AGC-B-15-R BK-AGC-B-2-R BK-AGC-B-5-R BK-AGC-V-1/2-R BK-AGC-V-10