This UV Bulb cassette SubZero 085A is suitable for Cube, Inca Spyder and Raster Daytona UV printers. This retro fittable cassette is easy to slot straight in the printer and avoids having to fit the bulb kit which is rather difficult with this product. This is an original Inca part. The original part number is 401769. This bulb cassette includes the tubes part number 501556 or 501854 which are only sold as part of a cassette or a bulb kit.