Overview Reviews Product Description Genuine Oki toner to suit:- Oki ES 4131, ES 4192 We are not allowed to advertise the price of these online as per our agreement with Oki. Please Call 1300 922-932 or Email sales@cartridgespecialists.com.au with the SKU of the product for pricing and availability. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Oki Oki ES-4131, ES-4191 Toner Cartridge - 12,000 pages Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments