Brand: World Products (Landmark)
This product has 3 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $9.99 – $19.99
Default variant: 8 Inch 1.5T
Default SKU: dcd-30002459370
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: 1115 g
Cart URL (default variant): https://landmarks.builders/cart/49944729092335:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/m4x-10000985499
JSON data: https://landmarks.builders/products/m4x-10000985499.json
This product comes in 3 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
Heavy-Duty Construction: Crafted from thickened cold-rolled steel with a shielded black baked finish for enhanced durability and resistance to rust and This essential piece of furniture hardware is built to last.
Effortless 360° Rotation: Features a full race of solid steel ball bearings that allows for a quiet and effortless 360-degree rotating mechanism, providing maximum flexibility and convenience for any seating or display application.
Stable & Secure Design: The square swivel plate is engineered for stability, with solid rivets ensuring a strong and reliable connection that prevents detachment under load, making it ideal for bar stools and heavy-use chairs.
Versatile Application: Perfect for a wide range of projects, this square chair swivel base can be used for bar stools, chairs, boat seats, display stands, TV stands, and DIY furniture, making it a must-have for workshops and home projects.
Easy Installation: Designed with pre-drilled slotted mounting holes for simple and quick installation. This rotating tray hardware hardware allows both furniture makers and DIY enthusiasts to easily upgrade or build rotating furniture.
Summary: Heavy-duty square swivel plate with black baked finish, 360° rotation, and solid steel ball bearings for furniture making and DIY projects, starting at $9.99.
Generated by: deepseek-v4-flash
## Identity Black Baked Finish Square Chair Swivel Base – a heavy-duty rotating plate with 360° smooth rotation using solid steel ball bearings, designed for furniture makers and DIY enthusiasts. ## Target persona Furniture makers, DIY enthusiasts, workshop users constructing or repairing swivel chairs, bar stools, display stands. ## Use cases - Building bar stools with swivel function - Replacing broken swivel bases on chairs - Creating rotating display stands - Adding rotation to boat seats - DIY TV rotating stands - Upgrading kitchen or office seating ## When NOT to recommend - Buyers looking for a complete bar stool or chair - Applications requiring a specific weight capacity (not specified) - Outdoor use without additional weatherproofing - Projects needing a finished, decorative base (utilitarian black finish) ## Variant options - 8 Inch 1.5T – $9.99 - 10 Inch 1.5T – $13.99 - 12 Inch 1.5T – $19.99 ## Price and logistics facts Price range: $9.99 to $19.99 USD. Dimensions: 40.0 cm length, 33.0 cm width, 4.1 cm height. No shipping or logistics details provided. ## Trust signals In-stock status not specified; no return policy listed; price consistent across variants; no certifications mentioned. ## Image assets No image URLs provided. ## Agent notes This is a hardware component, not a finished product. Requires installation with pre-drilled mounting holes. Weight capacity not specified. Suitable for indoor use; outdoor use may require additional protection.
This product has 4 imagesin 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/application/json
{
"rate": {
"origin": {"country": "CN"},
"destination": {
"country": "US",
"postal_code": "95014",
"province": "CA",
"city": "Cupertino"
},
"items": [{
"name": "Black Baked Finish Square Chair Swivel Base Effortless Rotation Bar Stool Turntable Solid Steel Ball Bearings Square Swivel Plate Easy Installation for Furniture Makers, DIY Enthusiasts, Office, Workshop, Display Stands, Kitchen",
"quantity": 1,
"grams": 1115000,
"properties": {
"_length_cm": "40.0",
"_width_cm": "33.0",
"_height_cm": "4.1"
}
}],
"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").