RHYNO 1/0 to 4 Gauge Input Adapter by RHYNO CAR AUDIO Save 36% $25.00 $16.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Input Adapter 1/0 to 4 gauge. CNC Machined from 6061 Aluminum. Includes Stainless Hardware. (Sold In Pairs) Made In The U.S.A.