Restore the melodious chimes and precise rhythm to a classic grandfather clock! This high-quality suspension spring is designed to fit Emperor series grandfather clocks with the Ja uch 77 movement, making it an ideal replacement for models like the 100M/101M. As a critical component linking the movement to the pendulum, its superior elasticity and precise dimensions are essential for maintaining a steady swing and accurate timekeeping. Crafted from high-performance spring steel, this new part is engineered to perfectly replace worn or fatigued original springs. A professional replacement can effectively resolve issues such as the clock stopping, inaccurate time, or unsynchronized chimes, bringing your treasured timepiece back to life.