Material: Classic car starter solenoid relay is made from copper material to ensure reliable performance and longevity in various applications Product Size: With dimensions of 5.16cmx5.16cm, this 12V starter solenoid is designed to fit seamlessly into your vehicle's existing setup without taking up excessive space Directly Replace: Directly replace the old or broken starter solenoid relay High Performance: Professional manufacturing starter solenoid relay, sturdy and stable performance Package Includes: Each purchase includes a 506558601 starter relay unit, providing you with exactly what you need for installation or replacement purposes Specification: Material: Copper Size Chart: 5.16cmx5.16cm/2.03inchx2.03inch Package Includes: 1 Piece Classic Car Starter Solenoid Relay