LaisDCC 860045 21 Pin (Male) to 8 Pin (Male) Harnessed Adaptor

21 PIN TO 8 PIN HARNESS ADAPTOR. This adaptor allows a 21 pin decoder with up to 4 functions to be used in an 8 pin socket equipped model. (NOT to be confused with the existing adaptor allowing an 8 pin decoder to be fitted in a 21 pin model).