Black Telescoping Drafting Tube - Outside Diameter: 5-1/2 inch, Inside Diameter: 5 inch, Length: 31-5/8 to 53-3/4 inches

Black Telescoping Drafting Tube - Outside Diameter: 7-1/4 inch, Inside Diameter: 6-5/8 inch, Length: 32 to 52 inches

Black Telescoping Drafting Tube: Diameter: 7 1/4 inch, Length: 42 to 62 inches

Black Telescoping Drafting Tube - Outside Diameter: 10-1/2 inch, Inside Diameter: 9-3/4 inch, Length: 36 to 62-1/2 inches

Black Telescoping Drafting Tube: Diameter: 4-7/8 inch OD, 4-1/2" ID, Length: 30-1/4 to 47-3/4 inches

Black Telescoping Drafting Tube - Outside Diameter: 3-1/4", Inside Diameter: 2-7/8" inch, Length: 25 to 42-1/2 inches

Black Drafting Tube - Outside Diameter: 4 inch, Inside Diameter: 3-3/4 inch, Length: 30-1/4 to 52 inches