Brand: World Products (Landmark)
This product has 6 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $26.39
Default variant: Black / Hole 26mm, Plate 50mm
Default SKU: dcd-30003717746
Default price: $26.39
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: Fitness Equipment
Vendor: World Products
Weight: 10000 g
Cart URL (default variant): https://landmarks.builders/cart/50455926243567:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001309252
JSON data: https://landmarks.builders/products/wp-dcd-10001309252.json
This product comes in 6 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
This heavy-duty power rack attachment transforms your existing strength training setup into a comprehensive lower-body workout station. It serves as a versatile leg developer, allowing you to perform targeted seated leg exercises to build strength in your quadriceps and hamstrings. Featuring a vertical support plate with multiple adjustment holes, this leg extension attachment easily customizes to your height and range of motion. Engineered as a high-performance leg curl attachment, it utilizes smooth, matte black padded cylindrical foam rollers to support your shins or ankles comfortably during heavy lifts. This compact, metal rack attachment with foam rollers features an angular frame and a side-mounted pivoting bracket, making it perfect for space-conscious home gyms and dedicated athletes.
Summary: This heavy-duty power rack attachment transforms your existing strength training setup into a comprehensive lower-body workout station. It serves as a versatile leg developer, allowing you to perform targeted seated leg exercises to build strength in your quadriceps and hamstrings. Featuring a vertical support plate with multiple adjustment holes, this leg extension attachment easily customizes to your height and range of motion. Engineered as a high-performance leg curl attachment, it utilizes smooth, matte black padded cylindrical foam rollers to support your shins or ankles comfortably during heavy lifts. This compact, metal rack attachment with foam rollers features an angular frame and a side-mounted pivoting bracket, making it perfect for space-conscious home gyms and dedicated athletes.
Generated by: deepseek-v4-flash
This product has 8 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 Leg Curl and Extension Attachment for Power Rack",
"product_id": 9538063401199,
"variant_id": 50455926243567,
"quantity": 1,
"grams": 10000,
"length_cm": "46.0",
"width_cm": "40.0",
"height_cm": "35.0"
}],
"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").