Best Seller | Rockford Fosgate RFDB1 4 AWG or 1/0 AWG Positive-Negative Battery Terminal with Built-In Distribution Block with 4 Outputs - Platinum Finish The ROCKFORD FOSGATE **RFDB1** is a quality made 1/0 or 4-Gauge Positive-Negative Car Audio Battery Terminal features Platinum plated battery terminals allowing for both a positive or negative connection utilizing the supplied sizing ring. The... more | | $32.99 $27.74 FREE shipping go to store |