Watch balance wheel compatible with NH35 NH36 automatic watch movements, designed as a replacement balance wheel for mechanical watch movements. Constructed from alloy metal with precision-engineered hairspring for accurate balance and stable timekeeping performance. Maintains consistent beat frequency and enhances accuracy in mechanical watches, restoring proper oscillation rhythm. For watch movement repair, Using this watch balance wheel, you can easily balance the movement of your watch. Watch balance wheel fit for watch repair shops, DIY horologists, or professional watch repairers and part replacement.