10 PCS / 5 Pairs Crystal Transparent Binding Post Audio Engineering Panel Speaker Socket 4mm Bana...

1. Scope of application: Mainly used for power amplifier case binding posts and speaker binding posts 2. Surface treatment: gold-plated 3. Material: copper, plastic 4. Dimensions: total length 32 mm, outer diameter 14.5 mm 5. Wire hole diameter: radial and axial wire hole diameters are 4 mm 6. Screw: shaft length 12mm, shaft diameter 4mm, outer diameter 7mm 7. Insulator: outer diameter of 6.6 mm, the recommended case opening is 5-6.8 mm 8. Features: beautiful and practical, convenient and simple to use, fine workmanship, stable performance, low oxidation distortion resistance, durable