Overview Reviews Product Description Genuine Oki cartridge to suit:- OKI C831 Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Oki Oki C831N Magenta Drum - 20,000 pages Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments