This is a package of 5 x .45mm Aluminum Tubes from K&S Engineering. 9804
FEATURES: Ideal for model building and many hobby and craft uses
INCLUDES: Three 5 x .45mm Aluminum Tubes
SPECS: Length: 11.89″ (302mm) Outer Diameter: 0.19″ (5mm) Thickness: 0.0178″ (.45mm) Hole Diameter: 0.16″ (4.1mm)