The WORX Universal Bag Holder is suitable as a replacement bag holder for the WG430 Leaf Mulcher or as an added feature to the WORX Trivac system to help hold up paper waste bags. It fits 12-Inch by 16-Inch paper yard-waste bags. Use the universal bag holder for stabilizing paper yard-waste bags, or use it to attach the bag to the WORX leaf mulcher for easy disposal or compost of leaves.