Hubs (Myers) for RMC/IMC, 316 Stainless Steel, Trade Size 2 1/2 in, Overall Length 3 5/8 in, Finish Polished, Insulated Yes, Compatible Conduit Type RMC, IMC, Thread Size 2 1/2 In., Thread Type NPT, Conduit Fitting Type Hub, Standards UL, For Use With Threaded Metallic Conduit, For Conduit Type RMC, IMC, Overall Height 2 1/2 in, Overall Width 2 7/8 in, Weight 1.92 lb, Compatible Conduit Trade Size 2 1/2 in, Connection Type Threaded, Includes Stainless Steel Locknut