[0.125 Tube Wall Thickness Kraft 3 x 24 ]
[0.125 Tube Wall Thickness Kraft 3 x 56 ]
[0.125 Tube Wall Thickness Kraft 3 x 42 ]
[0.125 Tube Wall Thickness Kraft 4 x 72 ]
4" x 36" Kraft Heavy-Duty Mailing Tubes with Caps. Heavy-Duty Kraft Mailing Tubes are strong and economical for document storage or for mailing. Extra strong .125 - 3-ply spiral wound construction. Rigid tubes resist bending and crushing. Sizes listed are usable space. Actual lengths are longer.