PowerBar Common BusBar. Terminal Studs: 2x3/8"-16. Provides compact high-ampere busing with 3/8" terminal studs. WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.