Plastic Extender Tube Black

ALVIN Extender TubeThese tubes have a 3" inside diameter and unique design that permits telescoping fromfully closed 18 1/2" length to a fully open 38" length.Twist-lock feature at desired lengths. made of rugged black plastic,tube is water-resistant and ideal for a multitude of uses.“Twist-off” screw cap has window for viewing contents inside tube and identification label tomark its contents. Adjustable carrying strap allows tube to extendto any length and provides convenient portability.