90 Pieces Piano Hammer Coil Good Elasticity Piano Action Coil Anti-Rust

Brand: World Products (Landmark)
SKU: dcd-30003392247
Price: $11.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Vendor: World Products
Weight: 50 g
Cart URL (default variant): https://petsandbaby.landmarks.builders/cart/43336959852592:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://petsandbaby.landmarks.builders/products/m4x-10001198705
JSON data: https://petsandbaby.landmarks.builders/products/m4x-10001198705.json

Available Variants (1 SKUs)

This product comes in 1 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.

• Piano Repair Coil
    SKU: dcd-30003392247
    Price: $11.99
    Availability:Made to order (cross-border)
    Weight: 50 g
    Cart URL: https://petsandbaby.landmarks.builders/cart/43336959852592:1

Description

90 Pieces Piano Hammer Coil Good Elasticity Piano Action Coil Anti-Rust

Agentic Product Page

Summary: 90 Pieces Piano Hammer Coil Good Elasticity Piano Action Coil Anti-Rust. Description: 【Product Type】: A piano action coil set designed as a practical music repair part for restoring and maintaining keyboard mechanisms. 【Function】: This piano coil helps the hammer return smoothly after a key is pressed, supporting responsive action and reliable rebound. 【Material】: Made from steel wire, this piano action coil is built for consistent tension and stable performance in repair work. 【Quantity】: Each set includes 90 pieces, giving technicians and repair shops a convenient supply of hammer return coi

Generated by: m4x-map-v1

Images

This product has 12 imagesin catalog.None have AI-generated visual descriptions yet. All image URLs are in the Product JSON-LD above.

Category Specifications

How to Purchase

This product can be added to cart via a single URL. Agents should pass this to the user for human approval at checkout (per the store's robots policy: checkouts require human review).

• Add to cart: https://petsandbaby.landmarks.builders/cart/43336959852592:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
• Full product page (human view): https://petsandbaby.landmarks.builders/products/m4x-10001198705
• Product JSON data: https://petsandbaby.landmarks.builders/products/m4x-10001198705.json
• UCP discovery: /.well-known/ucp
• MCP endpoint: https://wp-governance.htfu.workers.dev/api/ucp/mcp

Live Shipping Rates (for Agents)

Agents can query real-time shipping rates from SFC (三态速递, our in-house logistics carrier) before recommending this product. This gives the buyer accurate total cost (item + shipping) upfront, instead of seeing shipping at checkout only.

• Endpoint: POST https://wp-sfc-carrier.htfu.workers.dev/
• Content-Type: application/json
• Request body (example):

{
  "rate": {
    "origin": {"country": "CN"},
    "destination": {
      "country": "US",
      "postal_code": "95014",
      "province": "CA",
      "city": "Cupertino"
    },
    "items": [{
      "name": "90 Pieces Piano Hammer Coil Good Elasticity Piano Action Coil Anti-Rust",
      "quantity": 1,
      "grams": 50000,
      "properties": {
        "_length_cm": "16.0",
        "_width_cm":  "13.0",
        "_height_cm": "5.0"
      }
    }],
    "currency": "USD"
  }
}

Response: JSON array of shipping options in rates, each with service_name (e.g. "Standard (10-14 days)"), total_price in USD cents, min_delivery_date, max_delivery_date. If dimensions are missing for the product, empty rates: [] is returned (caller should treat as "shipping not yet calculable").