{"catalog_name":"World Products","variant":"c","item":{"handle":"wp-dcd-10001078323","title":"String Height Gauge Two-unitUnit String Action Gauge inch/mm Scale Digital Guitar Ruler for Luthiers","category":"乐器","category_name":null,"category_gid":null,"product_type":"乐器","vendor":"World Products","price":"$27.37","currency_code":"USD","availability":"in_stock","inventory_quantity":0,"sku":"dcd-30002866242","barcode":null,"variant_title":"Black","selected_options":{"Color":"Black"},"description":"Digital Measurement: This digital guitar ruler is an instrument tool designed for string height checks, helping luthiers and guitarists read action values quickly and consistently.Two-unitUnit Display: The string action gauge supports inch/mm switching, so you can work in the measurement system you prefer without slowing down your setup procedure.Easy: Clear buttons for power, zeroing, and unit conversion make this guitar setup tool simple to use, even when you are making small, repeated adjustments.Build: Made with an solid metal body, this guitar string height meter feels solid in hand and built for regular use in workshops, repair benches, and personal setups.Accurate Setup: By placing the gauge under the strings, you can fine-tune string height more confidently and guesswork, giving your guitar a cleaner, more comfortable playing feel.","image_url":"https://cdn.shopify.com/s/files/1/0807/5486/8463/files/e4528873-8c66-410e-83af-09ae18c98d96.jpg?v=1786023012","href":"/product/wp-dcd-10001078323.html","buy_url":"https://uecyem-u1.myshopify.com/products/wp-dcd-10001078323","buy_url_source":"shops.shop_domain + product.handle","seller_name":"uecyem-u1.myshopify.com","seller_url":"https://uecyem-u1.myshopify.com/","return_policy_url":"https://uecyem-u1.myshopify.com/policies/refund-policy","media":[{"url":"https://cdn.shopify.com/s/files/1/0807/5486/8463/files/e4528873-8c66-410e-83af-09ae18c98d96.jpg?v=1786023012","alt":"String Height Gauge Two-unitUnit String Action 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