Compatible Drum Unit NPG55 GPR39 EXV37 for Canon ADV400 500 IR1730i 1740i. High Page Yield: Prints up to 80,000 pages for long-lasting performance. Wide Compatibility: Compatible with Canon ADV400, 500, IR1730i, 1740i, and 1750i models. Fast Delivery: Delivery time is 3-5 working days after order confirmation. High Quality Standard: Manufactured with AAA+ quality standards for reliable printing. OEM/ODM Services: OEM and ODM services are available for custom requirements. Multiple Payment Options: Accepts T/T, L/C, D/P, PayPal, Western Union, and Credit Card. Flexible Shipping: Shipping available via FedEx, DHL, UPS, TNT, EMS, air, or sea. Bulk Packaging: Sold in neutral packs of 8 pieces per carton.