Lexmark Twin-Pack #82, #83 Black and Color Print Cartridge. Printing colours: Black, Compatible products: Lexmark X5150 Lexmark X6150 Lexmark X6170 Lexmark Z55 Lexmark Z55se Lexmark Z65 Lexmark Z65n, Printing material shelf life: 2 year(s). Package weight: 150g, Package dimensions (WxDxH): 178 x 178 x 38 mm. Package dimensions (W x D x H): 177.8 x 177.8 x 38.1 mm (7 x 7 x 1.5"), Package weight: 0.145 kg (0.32 lbs)