Bigfootdesigns replacement cymbal nuts and quality felts. Fits most drum sets with 8mm cymbal support shaft. (See other listings 6mm shaft - early Roland VDrums). High quality anti-rattle nuts with thread to hold felt. High quality felts 36mm diameter x 14mm thick, felt/foam/felt sandwich construction. Fits standard 8mm cymbal support arms. See other listings for 6mm nuts or as a set with matching anti-spin electronic cymbal supports. Price for two nuts and felts.