Topaz 210B – 4″ Rigid Watertight Hubs With Bonding Screw – (1 Pack)

Watertight hubs securely connect Rigid or IMC conduit to standard knockouts in boxes or electrical enclosures. Topaz’s corrosion resistant zinc die cast construction prevents moisture, dust and other damaging particles entering conduit; insulated throat offers superior protection for added safety and reduces rework. Oversized locknut prevents damage from vibrations. UL listed, NEMA 2, 3R, 4, 4X, 5, 12, 13 approved; 1/2” to 4” sizes to suit multiple applications are always in stock.