T-Spec VDB2 2-Position Distribution Block w/Cover [VDB2]VDB2 2 Position Distribution Block with Cover T Spec designed their VDB2 distribution block to handle the high current power distribution for two (2) power sources while keeping your wiring connected securely and looking neat. You can also use this hefty little block to combine the ground wires of two (2) sources to a single grounding point. Solid black nickel plated brass construction ensures reliable power flow, and an impact resistant polycarbonate