Thank you for viewing. Record Player SME 3009 Series II Improved SME 3009 /S2 Improved Sub-weight for tonearm, 30g, for sale. *The main weight and scale in the images are not included. ◆Size Inner diameter matches the outer diameter of the standard main weight. Outer diameter: approx. 38mm, Length: approx. 11.7mm ◆Material (non-magnetic materials used) Sub-weight: SUS304 Anti-rotation material: Brass (C3604) *Brass screw with a flat tip that is gentle on the shaft. Easy-to-use slotted screw. *Non-magnetic materials suitable for audio are used. ◆Condition: See images. *Due to the manufacturing process, lathe marks and chuck marks may occur. Please understand. ◆How to use When the cartridge + shell weight is heavy and zero balance cannot be achieved, cover and attach it to the counterweight to balance it. When attached to the standard weight, it becomes 1902/MWR. Check the stylus pressure with a precision scale. *Zero balance is not necessarily guaranteed. ◆Included items Sub-weight and anti-rotation (M3 screw) If you do not have a sub-weight, please take this opportunity to try it. Also for sale: SME 3009 Series II Improved sub-weight 50g