100A Car Amplifier Power System Circuit Breaker Product Name: Car Audio Power Circuit Breaker; Material: Plastic,Metal Dimension: 75 x 50 x 40mm/3" x 2" x 1.6"(L*W*T); Package Content: 1 Pcs x Car Audio Power Circuit Breaker Installing Hole Dia: 6mm/0.24" Current Capability: 100A Thread Screw Dia: 5.5mm/0.2"