KitchenAid KSM1JA Masticating Juicer and Sauce Attachment, 1L, Silver Powered by your KitchenAid Stand Mixer. Fits all Household KitchenAid Stand Mixers. This juicer attachment is a slow (masticating) juicer which first slices then processes.3 Pulp Screens for Low Pulp and High Pulp Juices, Sauces and Jams. Extra wide feed tube for a variety of sizes of soft, hard or leafy fruits and vegetables. Model KSM1JA includes 3 Pulp Screens, Pitcher, Waste Container