Thank you for viewing. Record Player Fidelity Research Fidelity-Research FR-54 Tonearm Weight (W-180 replacement) This is a listing for a manufactured product (1 piece). *Images 1, 5, and 6 are examples of installation and are not included. ◆Size: See image Manufactured with reference to the genuine optional W-180. ◆Material Weight: SUS304 Stopper: Brass (C3604) *Brass screw with a flat tip that is gentle on the shaft Easy-to-use minus screw *Non-magnetic materials suitable for audio are used. ◆Condition: See image Due to the manufactured product, lathe marks and chuck scratches may occur. Please understand. *The inner diameter O-ring and felt of the genuine product are not included. ◆How to use Manufactured to match the weight of the genuine optional W-180. Please use it in the same way as the genuine product. Please check the stylus pressure with a precision scale. *Compatible cartridge weight when using W-180 (including shell) is 25-44g. Used for heavy-weight cartridges (Ortofon SPU) etc. *This item expands the options for cartridges and shells. *Zero balance is not necessarily guaranteed. ◆Included items Weight, stopper (M4) *The scale is not included. *Please comment for more details. If you do not have a W-180 weight, please take this opportunity to try it.