The main part of the medium crystal amplifier speaker terminal is plated with genuine gold on the copper surface, and the M4 screws, nuts, and welding pads are made of iron plated gold, which does not affect the effectiveness of use
Specifications:
Name:Speaker Terminal
Material: Copper
Insulator material: plastic
Color: Black, Red
Total length: 32mm
Maximum outer diameter: 14.5mm
Radial line hole diameter: 4mm
Axial line hole diameter: 4mm
Screw outer diameter: 7mm
Screw shaft length: 12mm
Screw shaft diameter: 4mm
Insulator outer diameter: 6.6mm
Suggested chassis opening: 5-6.8mm
Characteristics: Waterproof
Application scope: power amplifier
Package Includes:
4pcs x Speaker Terminal