折叠车CNC减重双把立 自行车T6铝超轻立管 T型头管 25.4转接 31.8

Brand: World Products (Landmark)
This product has 2 variants (SKUs). Default shown below; full list under “Available Variants”.
Price range: $51.99
Default variant: Black
Default SKU: dcd-30003599471
Default price: $51.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: 摩配
Vendor: World Products
Weight: 120 g
Cart URL (default variant): https://landmarks.builders/cart/49714537857263:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001265858
JSON data: https://landmarks.builders/products/wp-dcd-10001265858.json

Available Variants (2 SKUs)

This product comes in 2 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.

Description

把立参数

品牌：佳诺普

品名：自行车镂空双把立

口径： 25.4转31.8mm

材质：铝合金

兼容：公路车/自行车/山地车/折叠车

重量：约104g

颜色：黑色/红色

优点：采用铝合金制成，重量轻，外观时尚，造型很炫，兼容性强

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Common Questions

What handlebar clamp diameters does this stem support?
This stem converts from a 25.4mm steerer to a 31.8mm handlebar clamp diameter.
What material is the stem made of and how much does it weigh?
It is made of T6 aluminum (铝合金) and weighs approximately 104g.
Does the stem come with installation hardware?
The listing describes the stem only; it does not specify if bolts or other hardware are included. Please check the packaging upon delivery.
Can I use this stem on a standard road bike?
Yes, it is compatible with road bikes, mountain bikes, and folding bikes that have a 25.4mm steerer. It is not intended for use requiring adjustable rise/angle or heavy-duty mountain biking.
How long does shipping take and where does it ship from?
Ships from China. Delivery typically takes 7–30 days depending on the shipping tier. Checkout requires human approval because it is a cross-border order.

Agentic Product Page

Summary: Lightweight CNC aluminum folding bike stem, 25.4mm to 31.8mm clamp, 104g, available in black and red, $51.99.

Generated by: deepseek-v4-flash

Target persona

Use cases

When NOT to recommend

Buyer intents this product satisfies

Full agentic page

## Identity
佳诺普 CNC aluminum dual stem (折叠车CNC减重双把立) for bikes: 25.4mm to 31.8mm clamp, T6 aluminum, 104g, black/red.

## Target persona
Cyclists upgrading to lighter stem; folding bike owners seeking weight reduction; DIY builders needing a 25.4-to-31.8 adapter; budget-conscious weight weenies.

## Use cases
- Replacing heavy stock stem on a folding bike.
- Converting handlebar clamp from 25.4mm to 31.8mm.
- Reducing overall bike weight by ~50g+.
- Customizing the cockpit on a road or mountain bike.
- Building a lightweight commuter bike.

## When NOT to recommend
- Riders needing a stem with rise or angle adjustment (this is a flat stem).
- Heavy-duty mountain biking (aluminum may fatigue; consider steel or carbon).
- Projects requiring a specific stack height not given (height 4cm, but stack not specified).

## Variant options
- Black ($51.99)
- Red ($51.99)

## Price and logistics facts
- Price: $51.99 per unit
- Dimensions (LxWxH): 12x12x4 cm
- Weight: ~104g
- Clamp diameters: 25.4mm (steerer) to 31.8mm (handlebar)

## Trust signals
- No stock status provided; assume available.
- No return policy information.
- Price is fixed across variants.
- No certifications mentioned.

## Image assets
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/bb84af309acb4df084619dc9b03554dd.png?v=1781085623
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/50de558d3a1f40ab8097ef0eb8cdf328.png?v=1781085623
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/47243c6481e0409f93c3df40f8cbfe3d.png?v=1781085623
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/a0b584b788914361a60e56dfba7269a5.png?v=1781085623
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/9f532d5976fc4c77bd87dd1f817e2bcd.png?v=1781085623
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/4907d565310f43a7adae93940f8a8d91.png?v=1781085624
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/d5ae03f514d24607936fd9b448fa49d5.png?v=1781085623
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/8f562c31b32f4891b9f050426f5bf5de.png?v=1781085623

## Agent notes
- Image content was not analyzed; treat URLs as fetchable assets. All specs derived from text description.

Images

This product has 14 imagesin 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": "折叠车CNC减重双把立 自行车T6铝超轻立管 T型头管 25.4转接 31.8",
      "quantity": 1,
      "grams": 120000,
      "properties": {
        "_length_cm": "12.0",
        "_width_cm":  "12.0",
        "_height_cm": "4.0"
      }
    }],
    "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. If dimensions are missing for the product, empty rates: [] is returned (caller should treat as "shipping not yet calculable").

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