2-Piece Clamping Couplings are designed to handle applications that require a greater torque capacity than Setscrew Couplings and 1-Piece Couplings without marring the shaft. Recessed screw styles of 2-Piece Clamping Couplings are available to provide safety with an outside surface free of major projections. Climax Clamping Coupling, 2-Piece Large, Series: 2CC, 1-1/4 in Bore, 2-1/4 in OD, 3-3/8 in Overall Length, 175 in-lb Torque, Steel, Black Oxide