Best4U Organic Photo Conductor drum is compatible with RICOH AF350 Drum, the paper handling with RICOH AF350 Drum is more than 40000 and printing will be very smooth. Our RICOH AF350 Drum is available in reasonable price. Our product is well tested, there will be no harm in your printer after using our product and it will be work properly in your Printer. Overall manufacturing defect is covered in warranty. Our product is tested before deliveries so please do not cancel your order after placing.