Thank you for viewing. Record Player Technics SL-1200MK Series Custom-made sub-weight for tonearm 40g (1 piece) for sale. *Applicable models: SL-1200 series screw-in sub-weights Made to match the outer diameter of TPAKK61 (16g) and TKKH51441 (16g). * Main weight and measuring device in the images are not included. ◆Size: See image Inner diameter matches the outer diameter of the screw-in sub-weight. Outer diameter: approx. 30mm, Length: approx. 10mm Weight: approx. 50g ◆Materials (non-magnetic materials used) Sub-weight: SUS304 Anti-rotation: Brass (C3604) * Brass screw with a flat tip, gentle on the shaft. Easy-to-use slotted screw. ◆Condition: See image Due to the custom-made nature of the product, lathe marks and chuck scratches may occur. Please understand. ◆How to use If zero balance cannot be achieved when using your screw-in sub-weights TPAKK61 (16g) and TKKH51441 (16g), attach it to the rear of the screw-in sub-weight to balance. Zero balance is possible for cartridge + shell weights up to 30-33g. Used for heavy-weight cartridges (Ortofon SPU) etc. Check the stylus pressure with a precision measuring device. * This item expands the options for cartridges and shells. * Zero balance is not necessarily guaranteed. ◆Included items Sub-weight, anti-rotation (M3 screw) Protective tape * Main weight, screw-in sub-weight, and measuring device are not included. * Please ask questions for more details. If you are using a Technics record player and are having trouble with cartridge weight, please ask. Custom orders accepted. If you don't have a sub-weight, please take this opportunity to try it. Also selling: Technics SL-1200MK tonearm sub-weight 50g Technics SL-1200GAE(GR) tonearm sub-weight 50g Technics SL-1300～1600 tonearm sub-weight 50g