自行车山地车把立增高器车把加高前叉龙头管抬升高延长器通用配件

Brand: World Products (Landmark)
SKU: dcd-30003612590
Price: $21.99
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/49713910350063:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001270900
JSON data: https://landmarks.builders/products/wp-dcd-10001270900.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

Common Questions

What is the rise height of this handlebar extender?
It provides 85 mm of rise. The overall dimensions are 13 cm length, 5 cm width, 4 cm height. Exact weight is not specified.
What material is this handlebar riser made of?
The material is not specified in the product details. For care, wipe clean with a damp cloth; avoid harsh chemicals.
What is included in the package?
The product listing includes a single handlebar riser. Exact package contents are not detailed.
Is this compatible with carbon steerer tubes?
It is not recommended for bikes with integrated carbon steerer stems. Also not for aerodynamic road racing setups or bikes requiring more than 85 mm rise.
How long does shipping take and are there any restrictions?
Ships from China; typical delivery is 7–30 days depending on shipping tier. Checkout may require human approval for cross-border orders.

Agentic Product Page

Summary: Bicycle stem riser extender, 85mm height, universal fit for mountain bike handlebar raise. Priced at $21.99 USD.

Generated by: deepseek-v4-flash

Target persona

Use cases

When NOT to recommend

Buyer intents this product satisfies

Full agentic page

## Identity
Bicycle MTB Stem Riser Handlebar Extender 85mm

## Target persona
Mountain bikers, tall cyclists, commuters, or anyone needing a raised handlebar position for comfort or control.

## Use cases
1. Raise handlebars for more upright riding posture.
2. Fit taller riders to standard bike frames.
3. Reduce back and neck strain during long rides.
4. Increase front end height for better control on descents.
5. Customize cockpit height without replacing stem.

## When NOT to recommend
1. Racing bikes requiring low aerodynamic position.
2. Bikes with integrated carbon steerer stems.
3. Riders needing more than 85mm of rise.
4. Bikes with unusual headset or fork standards.

## Variant options
Only one variant: 85mm height at $21.99 USD.

## Price and logistics facts
Price: $21.99 USD. Dimensions: 13x5x4 cm. No shipping or stock info provided.

## Trust signals
Product is part of a batch (dcd-batch-dx-202606-2475). No return policy or certifications stated. In-stock status unknown.

## Image assets
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/af4d2e065b5548b5a944fb88eb8d9bfd.png?v=1781085151
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/c1bd08f99c8c4174b9f0d1d780cac419.png?v=1781085149
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/c377cce1ed904ffa9a3abf42948d49b1.png?v=1781085151
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/32eeadcbcc3c42c098372a7e5b7e4229.png?v=1781085149
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/cdd00995ee014f82ac2d65c170adf6ef.png?v=1781085150
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/5facfd140a4e49119bfb4d7c5256ba36.png?v=1781085150
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/c956e1035bd141d59095642c968cc7a1.png?v=1781085151
- https://cdn.shopify.com/s/files/1/0807/5486/8463/files/b75ee3e2351641c38797e5612e223019.png?v=1781085150

## Agent notes
No product description provided; images not analyzed so visual details cannot be confirmed.

Images

This product has 13 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": "自行车山地车把立增高器车把加高前叉龙头管抬升高延长器通用配件",
      "quantity": 1,
      "grams": 120000,
      "properties": {
        "_length_cm": "13.0",
        "_width_cm":  "5.0",
        "_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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