Let's face it, knock boxes get thrashed. The Coffee Accessories Commercial Knock Tube is made using shock resistant high density polyethylene, to make sure they are durable.
The flared top allows is designed to stop coffee grinds ending up on the floor when you knock out the puck. The slotted bar inserts allow for easy removal of the rod and rubber set for cleaning and maintenance. The top is removable for easy emptying or for use with a waste bag.