Hopkins 47605 4-Wire Flat Knockout Adapter

The Hopkins 47605 4-Wire Flat Knockout Adapter provides a secure, professional mounting solution for 4-wire flat trailer connectors. This adapter is designed to mount directly through a knockout hole in your vehicle's bumper or work in conjunction with the Hopkins 648605 mounting bracket for a clean, factory-style installation.

Key Features:

• 4-wire flat connector knockout-style adapter for secure mounting
• Compatible with Hopkins 648605 mounting bracket or direct bumper installation
• Provides weather-resistant protection when properly installed
• Eliminates loose, dangling trailer connectors
• Easy installation through existing or new knockout holes

This knockout adapter keeps your trailer wiring connection secure and protected from road debris and weather exposure. The flush-mount design delivers a clean, professional appearance while ensuring reliable electrical connections for your trailer lighting system.