Includes (1) 90558534 Pad. New, Bulk Packed. Genuine OEM replacement part. Consult owners manual for proper part number identification and proper installation. Compatible with: Black and Decker : MS550G-HC Type 1 Sander, MS550GB Type 1 Sander, 7434 Type 1 Sander, 11680 Type 3 Sander, 7407 Type 1 Sander, MS500CB Type 1 Sander, MS550G-H Type 1 Sander, MS600B Type 1 Mouse Sander / Polisher, MS800B Type 1 Mouse Sander / Polisher,