Clamp Coupling; Two-Piece Industry Standard Clamping Couplings 2ISCC-Series; 1-3/4" X 1-3/4" Bore Size; 3 1/8" Outside Diameter; 4 1/2" Length; 3/8"-24 X 1" Clamp Screw; Stainless Steel with Keyway; 102.3OZ Approximate Weight

Clamp Coupling; Two-Piece Clamping Couplings Recessed Screw 2CC-Series; 7/8" X 7/8" Bore Size; 1-7/8" Outside Diameter; 2 7/8" Length; 1/4"-28 Clamp Screw; Black Oxide Steel; 26OZ Approximate Weight

Clamp Coupling; One-Piece Clamping Couplings Recessed Screw CC-Series; 3/4" X 1/2" Bore Size; 1-3/4" Outside Diameter; 2 5/8" Length; 1/4"-28 X 5/8" Clamp Screw; Black Oxide Steel; 22OZ Approximate Weight

Clamp Coupling; Two-Piece Industry Standard Clamping Couplings 2ISCC-Series; 1" X 1" Bore Size; 1-3/4" Outside Diameter; 3" Length; 1/4"-28 X 5/8" Clamp Screw; Stainless Steel with Keyway; 23.6OZ Approximate Weight

Clamp Coupling; One-Piece Clamping Couplings Recessed Screw CC-Series; 1" X 3/4" Bore Size; 2" Outside Diameter; 3" Length; 1/4"-28 X 5/8" Clamp Screw; Black Oxide Steel; 31.4OZ Approximate Weight