1Perfect Fitment: Watch ratchet wheel is suitable for L8882 A31L01 movement, used as a spare part to update and modify the watch, simple and practical. 2Watch Repair Parts: One of the indispensable watch repair parts, suitable for watch repairers and watchmaker, easy to install, bring you convenience. 3Replacement Accessory: Exquisite workmanship, pay attention to details, precise structure, wonderful replacement for the old or broken one, ensure the normal use of the watch. 4Multiple Applicable Place: Lightweight and in small size, does not take up much space, easy to store and carry, suitable for home and professional watch store. 5Stainless Steel Material: Watch movement ratchet wheel adopt stainless steel material, firm and sturdy, anti rust and impact resistant, no deformation, durable.