BK/S505-V-10-R BK/S505-V-12-R BK/S505-V-1-R BK/S505-V-2.5A BK/S505-V-2.5-R BK/S505-V-2-R BK/S505-V-3.15R BK/S505-V-4-R BK/S505-V-4-R(S505-V4A) BK/S505-V-500-R