High Visibility King Coupling Lock with Warning Tag for Trailers

Brand: World Products (Landmark)
SKU: dcd-30003775838
Price: $6.11
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: Trailer Security
Vendor: World Products
Weight: 850 g
Cart URL (default variant): https://landmarks.builders/cart/50408900755695:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001328805
JSON data: https://landmarks.builders/products/wp-dcd-10001328805.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.

Description

This king coupling lock is designed to secure trailer or RV fifth wheels. It is made of sturdy metal and fits over standard king pins to prevent unauthorized towing. The lock has a bright orange finish and comes with a yellow chain rectangular caution tag for high visibility. It features a side locking cylinder protected by a black cap for weather resistance. The package includes two keys. It is suitable for outdoor use in storage yards or campsites.

Agentic Product Page

Summary: This king coupling lock is designed to secure trailer or RV fifth wheels. It is made of sturdy metal and fits over standard king pins to prevent unauthorized towing. The lock has a bright orange finish and comes with a yellow chain rectangular caution tag for high visibility. It features a side locking cylinder protected by a black cap for weather resistance. The package includes two keys. It is suitable for outdoor use in storage yards or campsites.

Generated by: deepseek-v4-flash

Images

This product has 12 images in 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).

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. 

{
  "rate": {
    "origin": {"country": "CN"},
    "destination": {
      "country": "US",
      "postal_code": "95014",
      "province": "CA",
      "city": "Cupertino"
    },
    "items": [{
      "name": "High Visibility King Coupling Lock with Warning Tag for Trailers",
      "product_id": 9538509996271,
      "variant_id": 50408900755695,
      "quantity": 1,
      "grams": 850,
      "length_cm": "22.0",
      "width_cm":  "19.5",
      "height_cm": "8.5"
    }],
    "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").

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