INCLUDES 4PCS 49-90-1951 replacement filters (part# 49-90-0160) to help capture particles that could harm the motor and decrease performance. COMPATIBILITY: Compatible with Milwaukee M18 compact vac 0882-20. Ideal for capturing sawdust, general debris, cold ashes, drywall sanding dust, and fine powders in the home, garage, or workshop. EASY INSTALLATION – No tools or hardware required. Replace filter when vacuum performance decreases. A clogged or dirty air filter can cause the vacuum to work harder, reducing efficiency. Quantity: 4 Pack Color: Black Material: Plastic Package Contents: 4 x Vacuum Filters Note: This package includes only the items listed. Other products are not included. Note: Light reflection and differences in display screens may cause slight variations in color appearance. Measurement error allowed is +/- 1-3 cm.