Climax Metal Climax Part RC-037-4H @ 90 Mild Steel, Black Oxide Plating Rigid Coupling, 3/8 inch bore, 3/4 inch OD, 1 inch length, 1/4-20 x 3/16 Set Screw
Climax Metal Climax Part RC-075-4H @ 90 Mild Steel, Black Oxide Plating Rigid Coupling, 3/4 inch bore, 1 1/2 inch OD, 2 inch length, 5/16-18 x 3/8 Set Screw
Climax Metal Climax Part RC-025-4H @ 90 Mild Steel, Black Oxide Plating Rigid Coupling, 1/4 inch bore, 1/2 inch OD, 3/4 inch length, 10-32 x 1/8 Set Screw