NOS WALCO W372 305-DS73 DIAMOND REPLACEMENT NEEDLE FOR UNITED AUDIO AND DUAL TURNTABLES. REPLACES: DUAL DN6 DN65 305-DS73USED IN: DUAL CDS 640, CDS 642, CDS 650, 651, 700 750 CARTRIDGES .7 MIL DIAMOND AND 3 MIL SAPPHIRE TIPS PLAY ALL RECORD SPEEDS. Search my store for your needle, cartridge or other turntable accessories. Email me for help. Delivery confirmation in the United States is included in the shipping price. The confirmation number will be sent to the buyer when the item/items ship, usually within 24 hours.