Product Overview:This listing is for a Lot of 8 Nukote B131 Black Multistrike Film Ribbons. These are high-quality replacement ribbons designed to meet or exceed the performance of the original NEC 50-010 ribbons. Perfect for vintage computer enthusiasts or businesses maintaining legacy impact/daisy-wheel printers.Specifications:• Brand: Nukote• Part Number: B131 (Replaces NEC 50-010)• Color: Black Multistrike Film• Size: 1/4" x 328'• Quantity: Lot of 8 BoxesCompatibility:These ribbons are compatible with a wide range of vintage hardware, including:• NEC Spinwriter Series: 5000Q, 5500, 5500D, 5500N, 5500Q, 5510, 5515, 5518, 5520, 5525, 5530, 5540, 700, 7000, 7710, 7715, 7720, 7725, 7730• NEC Astra: 2055• Addressograph Multigraph: Text 100, 500• Data General: 4302, 4320, 4322-2• Monroe: MA 2520, 2522Condition:New Old Stock (NOS). Boxes are factory sealed. Outer packaging may show light shelf wear consistent with age, but the ribbons inside are protected and ready for use.About Kissinger & Co. Finds:We specialize in hard-to-find office and industrial supplies. All items are inspected and described accurately to ensure you get exactly what you need. Shipped quickly from a smoke-free environment.