Retrofit Cable Support, Type Multiple Segment Plug, Split, Body Type Tapered, Conduit Type Rigid/IMC, Conduit Position Vertical, Conductor Size 18 to 8 AWG, 6 to 1/0 AWG, 2/0 to 4/0 AWG, 4/0 AWG to 750 KCMIL (Aluminum/Copper Clad Aluminum/Copper), Conduit Size 3 Inch, Cable Type Non-Armored, Number of Conductors 1 to 4 (Same Size), Size 4-1/2 Inch Dia x 2-7/8 Inch H, Material Molded Canvas Bakelite (Body), Zinc Plated Steel (Band), Stainless Steel (Bolt/Nut), Application Indoor, Approval UL 514B, CSA C22.2, With pOZi-grip R-Style Wedging Plug