Dell 6V6WM PowerEdge R660 10x 2.5" NVMe (4x Universal) BP_DST_PB2 to MB_SL2 Cable | Drive Bays 6-7
Dell 6V6WM is an NVMe cable for the Dell PowerEdge R660 with ten 2.5-inch bays, in the backplane configuration with four universal bays. It joins BP_DST_PB2 on the backplane to MB_SL2 on the motherboard and covers drive bays 6 and 7.

