Flexible Conduit Connector; Type Straight; Trade Size 2-1/2 Inch; Knockout Size 2-1/2 Inch; Cable Opening Single; Cable/Conduit Type Flexible Metal Conduit; Installation Squeeze; Throat Type Non-Insulated; Material Ball Burnished Mirror Smooth Die-Cast Zinc; Standard Package 5; Approval UL 514B, CSA; ROHS Compatible; Applicable Standard Federal Specification A-A-50552, NEMA FB-1; Throat Size 2-1/2 Inch Dia