MADE IN THE USA: You can be sure you're getting high quality parts that are made right here in the USA. We are USA based, firefighter owned, and we stand behind our products. | INCLUDES BOTH RED AND BLACK: With this 2 pack of 4 post power distribution blocks, you will have plenty of connection points for both positive and negative wiring terminals with 3/8" holes. | IDEAL FOR AUTO AND MARINE WIRING: Wire up to 4 accessories with this 2 pack of bus bars. Each bus bar includes a cover to protect connections from damage and corrosion. | ORGANIZING MADE SIMPLE: With these power distribution blocks you can finally organize your wiring so it doesn't look like a rats nest under the hood any more. | 100% SATISFACTION GUARANTEED: If you have any issues with your order, contact us and we will make it right.