Brand: World Products (Landmark)
This product has 2 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $13.99 – $20.99
Default variant: 21MM / Wool
Default SKU: dcd-30003393986
Default price: $20.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Vendor: World Products
Weight: 70 g
Cart URL (default variant): https://landmarks.builders/cart/49974064349423:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/m4x-10001199495
JSON data: https://landmarks.builders/products/m4x-10001199495.json
This product comes in 2 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
Product Type: This music accessory is a piano part designed as a felt washer for front peg applications, helping maintain stable contact in the action assembly.
Material Choice: Available as a piano felt washer in wool felt or fiber versions, giving you options to match different repair needs and preferred playing feel.
Size Details: The wool felt washer measures about 6 mm thick with approximately 21 mm outer diameter and a 4.6 mm inner hole, while the fiber version is about 7 mm thick with a 22 mm outer diameter and a 4.6 mm inner hole.
Durability: Built to handle repeated use, this wool felt washer is wear resistant and helps reduce friction, supporting longer service life in busy piano maintenance work.
Sound Dampening: Used as a piano felt washer, it helps soften contact and dampen noise, making the instrument feel smoother and more controlled during tuning or repair.
Summary: 90 Pieces Wool Felt Washer Sound Dampening Piano Felt Washer Easy to Install. Description: 【Product Type】: This is a piano felt washer designed as a practical music accessory for front peg use, helping support stable installation on piano parts. 【Function】: As a piano felt washer, it helps cushion contact points and reduce wear where components meet, supporting smoother daily use. 【Material Options】: Choose a wool felt washer or fiber version depending on your repair preference, with both options made for reliable use and consistent shaping. 【Key Advantage】: Each felt washer is wear resistant
Generated by: m4x-map-v1
This product has 12 images in catalog. None have AI-generated visual descriptions yet. All image URLs are in the Product JSON-LD above.
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).
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.
POST https://wp-sfc-carrier.htfu.workers.dev/estimateapplication/json
{
"rate": {
"origin": {"country": "CN"},
"destination": {
"country": "US",
"postal_code": "95014",
"province": "CA",
"city": "Cupertino"
},
"items": [{
"name": "90 Pieces Wool Felt Washer Sound Dampening Piano Felt Washer Easy to Install",
"product_id": 9440451133679,
"variant_id": 49974064349423,
"quantity": 1,
"grams": 70,
"length_cm": "10.0",
"width_cm": "8.0",
"height_cm": "7.0"
}],
"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. The estimate endpoint uses the product dimensions
provided in the request before calling SFC. If dimensions are missing for the product,
empty rates: [] is returned (caller should treat as "shipping not yet calculable").