Here is the deal; I am selling 2 needles at a big discont becase the little rubber band dampers are missing on both of these needles. (Glue piece of rubber band as a replacement). So, you are buying TWO ONLY, New Stereo LP Needles, Pfanstiehl 290-D7 and a Pfanstiehl 290-S7 that will fit these Columbia SC-1, CBS-HYTRON CD, SC-1,SC-1D cartridges. Two Needles for the Price of One !!!!Replaces these needles: Astatic N320-7d, N320-7s, Electro Voice EV 2450D, 2450, Jensen CS-1XD, CS-1X, Pfanstiehl 290-D7, 290-S7 Used in these cartridges: CBS HYTRON 55, CD, Columbia SC-1, SC-2, SC-7, SC-7-D, SC-8, Pro. 55 cartridges. This cartridge also fits in the Rockola Jukebox models 1468 & 1475,1478, 1485. Tip materials: a .0007 mil Diamond & a .0007 Sapphire Needle. Speeds: 16, 33, 45 RPM. New Old Stock. A hard to find needle in good shape now days. You are buying only a set of 2 needles here, the first photos and featured needle.All this information is from the net and so I don’t feel responsible if incorrect. Some packaging was opened to inspect quality, and some are soiled and shop worn and crumbling foam package backing was replaced if necessary. The price is right so no returns and sold “as is”. Please take time to look at my other auctions and sales. Thank you and good luck!