1、Main Function: Bus bar stud allow terminating of heavy duty cables for one or more connections. Suitable for most cables. 2、Wide Application: Power junction block is widely used in batteries for cars, vehicles, RVs, ATVs and boats, as well as electrical equipment. 3、Durable Base: Fiberglass reinforced nylon base ensures excellent mechanical strength and durability, and is flame retardant to keep you safe. 4、Excellent Terminal: Heavy duty brass tin plated terminals for good conductivity, excellent rust and wear resistance, durable and safe to use. 5、Easy Identification: Red and black color allowing easy and clear color coding for wiring. Positive and negative power distribution blocks are easy to use.