Feature Highlights: 1. Premium Quality Construction – Made from durable metal and high-grade plastic, these binding posts are built to last and ensure reliable performance. 2. Compact & Secure Design – Features an insulated post and fully insulated external parts for safe, stable connections every time. 3. Wide Compatibility – Works with 4mm banana plugs, spade terminals, or bare wire, giving you flexible hookup options. 4. Easy Installation – Simple screw-lock design makes setup quick and hassle-free—no special tools needed. 5. Complete Set for Stereo Setup – Includes 16 binding posts (8 red and 8 black), perfect for connecting multiple speakers or amplifiers. Product Details: These 4mm amplifier speaker terminal binding posts offer a sturdy and safe way to connect your audio equipment. Made from quality metal and plastic, they resist wear and provide solid, long-lasting connections. The insulated design prevents short circuits, while the screw-lock mechanism ensures wires stay firmly in place. Ideal for home stereo systems, DIY audio projects, or amplifier upgrades—they work with banana plugs, spade terminals, or bare wire. Each set includes 16 pieces (8 red, 8 black) so you can wire multiple channels neatly and efficiently. Specifications: - Material: Metal & Plastic - Connections: Soldered - Size: Approx. 14.5mm diameter (max), 31mm height - Compatibility: Fits 4mm banana plugs, spade terminals, and bare wire - Package Includes: 16 x Speaker Terminal Binding Posts (8 black, 8 red) Only the items listed above are included. Note: Slight color variations may occur due to lighting and screen differences. Product dimensions may vary within +/- 1–3cm.