BB-2 Bus BarIdeal as a DC ground tie point or positive bus, this heavy-duty, 500-amp-rated bus bar assembly features 5/16 in. studs on 1 in. center in 1/4 in. thick copper bar for common connection or distribution of large wire gauges.Features:Accommodate 5/16″ ring terminalsInsulated base (reinforced nylon resin with a clear protective cover)Specifications:Quantity of 5/16″ Studs: 2Size (inches): 1/16″ x 1 1/2″