Wood Dust Collector Lower Bag, Filter Type Collector Bag, Filter Height 98 Percent @ 5 micron, Overall Dia. 24 in, Overall Height Not Applicable, Compatible with Grainger Part Number 3AA24, 3AA25, 3AA26, 3AA29, Compatible with Manufacturer Model Number 3AA24, 3AA25, 3AA26, 3AA29, Overall Length 72 in, Overall Width 70 in