Alvin "Extender" Tubes

These tubes have a 3" inside diameter and unique design that permits telescoping from fully closed 18-1/2" length to a fully open 43" length. Twist-lock feature at desired lengths. Made of rugged black plastic, tube is water-resistant for a multitude of uses. "Twist-off' screw cap has window for viewing contents inside tube and identification label to mark its contents. Adjustable carrying strap allows tube to extend to any length and provides convenient portability.

Save 30% when you buy the dozen!