PC lamp tube Outer diameter: 38.72mm, wall thickness:1.62mm It is very smooth on the surface, have not any burr. High quality PC lamp tube Outer diameter: 38.72mm, wall thickness:1.62mmIt is very smooth on the surface, have not any burr. High qualityhigh-end products. There are many kinds of colors for your choice, such as transparent, red, yellow, green, purple, translucent, black etc. They are ...