Overview Reviews Product Description Genuine Oki cartridge to suit:- OKI MB451, OKI B401 Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Oki Oki MB451 / B401 Black EP Cartridge Drum - 25,000 pages Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments