Brand: World Products (Landmark)
This product has 2 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $9.99 – $10.99
Default variant: S Fish Eye Joint
Default SKU: dcd-30003736306
Default price: $9.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Vendor: World Products
Weight: 120 g
Cart URL (default variant): https://landmarks.builders/cart/50166388621551:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/m4x-10001315714
JSON data: https://landmarks.builders/products/m4x-10001315714.json
This product comes in 2 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
Core Identity: This premium metal linkage rod assembly serves as a versatile mechanical connector, designed to provide reliable structural support and smooth motion transfer for your custom builds.
Adjustable Design: Featuring a threaded center section with secure lock nuts, this adjustable linkage rod allows for exact length modifications to fit the exact spacing requirements of your project.
Spherical Joints: Equipped with a high-quality rod with spherical joints at both ends, this component enables flexible multi-angle rotation and reduces friction during operation.
Long-Lasting Construction: Built from sturdy metal with a sleek silver finish, this heavy-duty connecting rod is engineered to withstand continuous mechanical stress in reciprocating and straight-line motion setups.
Versatile Application: Ideal for DIYers and hobbyists, this essential hardware piece is perfect for assembling swing-arm mechanisms, crank linkages, and various automated motion systems.
Summary: Adjustable Linkage Rod Metal Connector Heavy-Duty for Swing-Arm Mechanisms. 【Core Identity】: This premium metal linkage rod assembly serves as a versatile mechanical connector, designed to provide reliable structural support and smooth motion transfer for your custom builds. 【Adjustable Design】: Featuring a threaded center section with secure lock nuts, this adjustable linkage rod allows for exact length modifications to fit the exact spacing requirements of your project. 【Spherical Joints】: Equipped with a high-quality rod with spherical joints at both ends, this component enables flexible mu
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": "Adjustable Linkage Rod Metal Connector Heavy-Duty for Swing-Arm Mechanisms",
"product_id": 9461668577519,
"variant_id": 50166388621551,
"quantity": 1,
"grams": 120,
"length_cm": "18.0",
"width_cm": "14.0",
"height_cm": "2.0"
}],
"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").