FeaturesType GAR-BU is a high conductivity copper ground connector for connecting a small to medium range copper ground conductor to water pipe as well as structural and reinforcing rod shapesCable clamp swivels at 90 degPermits parallel grounding of one pipe or a 90 deg cable run for grounding several parallel pipesSimplified installationDurium silicon bronze hardware (-BU series)Long lasting corrosion-resistance and acceptable for direct burial in earth or concreteProvides quality assurance to recognized industry National electrical Code® standards from an independent partySilicon bronze screw200 in-lb installation torque3-gang/8 in bolt size4 to 4/0 AWG stranded (main/primary) conductor size2-1/2 to 3-1/2 in IPS pipeMade of high conductivity copper90 deg cable clamp swivels