{"catalog_name":"World Products","variant":"c","item":{"handle":"wp-dcd-10001057165","title":"Maintenance Use Piano Action Coil Set High Elasticity Piano Tuning Coil Long-Lasting Musical Instrument Parts Easy to Install","category":"乐器","category_name":null,"category_gid":null,"product_type":"乐器","vendor":"World Products","price":"$3.58","currency_code":"USD","availability":"in_stock","inventory_quantity":0,"sku":"dcd-30002810334","barcode":null,"variant_title":"Spring Replace SET","selected_options":{"Style":"Spring Replace SET"},"description":"Product Type: This piano action coil set is designed for musical instrument repair, giving technicians and piano owners a practical replacement solution for worn or damaged action springs.Core Function: Built for piano maintenance kit work, it helps restore the proper rebound and feel of the action so keys and mechanisms respond more consistently during regular service.Included Tools: The piano tuning tool set includes a hook needle, tweezers, adhesive, and replacement springs, making it easier to remove, position, and install small parts with control.Key Advantage: As a single of the most useful piano repair tools, it supports faster coil replacement and more precise handling, helping reduce frustration when working in tight internal gaps.Repair Purpose: Made for routine musical instrument repair, it is intended to improve action stability and keep the piano mechanism operating smoothly during maintenance and tuning tasks.","image_url":"https://cdn.shopify.com/s/files/1/0807/5486/8463/files/216b20ba-5bff-4df7-be78-93240459b99a.jpg?v=1787648065","href":"/product/wp-dcd-10001057165.html","buy_url":"https://uecyem-u1.myshopify.com/products/wp-dcd-10001057165","buy_url_source":"shops.shop_domain + 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