Once you have determined that this is the needle type you seek, we have prepared an FAQ detailing the various tip an speed option choices. For details, goto
Flip Needles FAQ .(unless ALL SPEED version chosen above)
• Replaces: Tetrad needle numbers: 22, 24, 42, 44, E2, 4, G2, 4
• Used In: Tetrad cartridges
containing: 22D,22S,42D,42S,E2,G2,24S,24D,44S,44D,E4,G4
NOTE: The gap distance between the rubber "boot" and the handle is 0.080 inches/ 2mm
• Equivalent to these other replacement #'s:
• ASTATIC NEEDLE N780-SD, N780SD
• ZENITH NEEDLES 56-551 56-560
• ZENITH NEEDLES 56551 56560