Cable Strap Connector; Type Straight; Trade Size 3-1/2 Inch; Knockout Size 3-1/2 Inch; Cable Opening Single; Cable/Conduit Type Armored/Metal Clad Cable; Cord Size 4 AWG to 600 KCMIL, 4 AWG to 750 KCMIL (Metal Clad Cable); Length 2.34 Inch; Installation (2) Screw, Strap; Throat Type Insulated; Material Die-Cast Zinc; Standard Package 5; Approval UL 514B; ROHS Compatible; Applicable Standard Federal Specification A-A-50552, NEMA FB-1; Throat Size 2.53 Inch Dia