Rockford Fosgate RFTS4 4-Inch Full Range Coaxial Speakers - High Performance Car Audio for Clear Sound | Perfect for Trucks, SUVs, and Marine Vehicles

Features:

• HPP plating for superior corrosion resistance
• 8.15 mm diameter hole
• Platinum finish
• Solid brass
• Positive/Negative identification protective boots
• Contains Four (4) Ring Terminals

Specifications:

• Maximum Input Gauge Size: 4 AWG
• Input Ring Size: ~5/16"
• Package Amount: 4
• Polarity Indicators: Black, Red
• Plating of Terminal: Platinum-Plated
• Terminal Type: Crimpable