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 home, garage, or workshop environments. EASY INSTALLATION – no tools or hardware required. Replace the filter when vacuum performance declines; a clogged or dirty air filter can cause the motor to work harder, potentially reducing efficiency. Quantity: 4 Pack. Color: Black. Material: Plastic. Package Contents: 4 x Vacuum Filters. Note: Only the listed items are included; other products are not part of this package. Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.