Keep your BN-20 running smoothly with the Roland DGA genuine Waste Cartridge (part number 1000025223)! This replacement cartridge is simple to replace, making waste liquid removal a hassle-free 3-step process. Get the peace of mind that comes with having a reliable and efficient waste liquid management system, and keep your BN-20 in top condition for years to come. Don't miss out - get your Waste Cartridge today! You can easily find a part that fits your machine with our wide selection of Roland DGA Parts!