Amazon.com: 8 Pcs 1 AWG x 3/8 Copper Battery Cable Lugs, Heavy Duty Ring Terminals Connectors, UL Listed Bare Eyelets Tubular Ring Battery Lugs for 1 Gauge Wire - Battery Cable Ends : Electronics
6 Gauge Non-Insulated 3/8 Inch Ring Terminal, 4 Piece
8 AWG RING TERMINALS 3/8"-RT-483
Nylon Ring Terminal Blue 16-14 AWG 3/8" Stud | K.L. Jack