66M to 4 Pin Modular Adapter (USOC)

TESTAR-4

Fits over the pins on a standard 66M Block (won't fit on a 66B Block). Brings the pins out to a 4-Pin Modular Jack.

NOTE: because of the size, you can't use these Adapters on adjacent lines (pins) on the 66M Block.

4 Pin Modular Jack (RJ-14)