Wide Compatibility: This kit is compatible with a range of HP scanner models, primarily including the HP M751dn series scanners. (Please verify your device model to ensure compatibility) Solves Common Issues: Replacing worn pickup rollers is the direct solution to paper feed problems. This kit effectively addresses paper jams, failure to pick up paper, and multi-page feeds caused by worn rubber rollers. Complete Kit: The kit contains all necessary rollers for a complete replacement, typically a set of feed rollers and separation rollers, providing a full solution. Premium Material: The rollers are made of wear-resistant rubber material, offering excellent friction and durability for stable and reliable paper feeding.Compatible Models List (Please confirm your device model): Compatible with HP Enterprise MFP M776dn Scanner Compatible with HP Enterprise M751dn Scanner Compatible with HP Enterprise M751n Scanner Compatible with HP Enterprise M856dn Scanner Compatible with HP Enterprise M856x Scanne (Note: The exact quantity may vary slightly depending on the kit configuration. Please refer to the actual product.)Friendly Tip: Please confirm your printer/scanner model and the part number that needs replacement before purchasing to ensure you order the correct item.