PYLE PLDS20 Dual 40 Amp In-Line Circuit Breaker Power Distribution Block Built In Circuit Breaker 3 In (4 Gauge) 2 Out (8Gauge) Allen Screw Treminals 40 Amp Power Surge Dimensions: 3.60''L x 3.10''W x 1.15''H Sold as : Unit Power Distribution Block - 40 Amp Power Surge Built In Circuit Breaker - Dimensions: 3.60''L x 3.10''W x 1.15''H Power Distribution Block - 40 Amp Power Surge Built In Circuit Breaker - Dimensions: 3.60''L x 3.10''W x 1.15''H 3 In (4 Gauge) 2 Out (8Gauge) Allen Screw Treminals