FeaturesExclusive built-in rollers facilitate cable pullingSmooth, rounded integral bushing in each hub protects conductor insulationAccurately tapped, tapered threads for tight, rigid joints and ground continuityCovers have captive stainless steel screws to speed installation, prevent freezing of screwsLength requirement distance between centerline of each hub bushing (conduit stop) exceeds six times the trade diameter of the conduit per NEC 314.28(A)(2)Bending space requirement these moguls also meet the NEC 314.28(A)(2) exception requirement spelled out in NEC 312.6(A)