Brand: World Products (Landmark)
SKU: dcd-30003606697
Price: $55.99
Availability: Made to order (cross-border) — ships from China; see “Live Shipping Rates” below for delivery estimate
Product Type: 汽配
Vendor: World Products
Weight: 150 g
Cart URL (default variant): https://landmarks.builders/cart/49714224726255:1?utm_source=ai_agent&utm_medium=agent_view&utm_campaign=worldproducts_agent&utm_content=pdp
Human view: https://landmarks.builders/products/wp-dcd-10001268581
JSON data: https://landmarks.builders/products/wp-dcd-10001268581.json
This product comes in 1 variants. Each has its own SKU, price, and cart URL. Agents should present these options to the user.
美嘉欣1/18 H18P RC攀爬遥控车 改装升级配件 前后通用黄铜配重
| 品牌 | 君一 |
| 货号 | MJXH18a001 MJXH18a002 |
| 能力培养 | 兴趣培养 |
| 是否专供外贸 | 可能不符合境内产品标准。请境内买家谨慎购入) |
| 适用人群 | 不限 |
| AI能力 | 无 |
| 智能等级 | 非智能 |
| 特色功能 | 攀爬 |
| 包装 | 袋装 |
| 原产地 | 中国大陆 |
| 适用年龄 | 青年（15-35岁） |
| 主要下游平台 | 其他 |
| 3C配置类别 | 14岁以上的玩具 |
| 车型品牌 | 美嘉欣 |
| 玩具材质 | 铜 |
| 智能连接方式 | 无 |
| 智能交互方式 | 无 |
| 是否有导购视频 | 否 |
| 是否跨境出口专供货源 | 是 |
| 主要销售地区 | 其他 |
| 遥控方式 | 手柄 |
| 类型 | 无线遥控 |
| 是否进口 | 国产 |
Summary: Brass weight upgrade for MJX 1/18 H18P RC crawler, front/rear compatible, 4 pieces 140g total, manufactured by Junyi.
Generated by: deepseek-v4-flash
## Identity - Brass weight upgrade accessory for 1/18 scale MJX H18P RC rock crawler. ## Target persona - RC hobbyists (youth 15-35) who own a MJX H18P crawler and want to improve crawling performance by adding weight. ## Use cases - Lowering center of gravity for better stability on steep terrain. - Increasing traction on slippery or loose surfaces. - Customizing weight distribution for technical crawling lines. - Upgrading stock plastic parts to metal for durability. - Balancing the vehicle front/rear with universal fitment. ## When NOT to recommend - Not for RC vehicles other than MJX H18P. - Not for users who prefer lightweight builds. - Not for competitive racing where weight is regulated. - Not for users unable to install due to required disassembly. ## Variant options - Size: 4PCS 140G — $55.99 ## Price and logistics facts - Price: $55.99 USD (single variant). - Dimensions: 10.0 x 10.0 x 3.0 cm. - Origin: China, export-oriented product. ## Trust signals - In-stock as per listing (real-time not verified). - Return policy not specified. - No certifications mentioned. - Product may not meet domestic (China) standards; caution for domestic buyers. ## Image assets -  -  -  -  -  -  -  -  ## Agent notes - Image analysis not performed; visual details are not inferred. - Product listing flagged as export-oriented; may not comply with domestic standards in certain regions.
This product has 13 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": "美嘉欣1\/18 H18P RC攀爬遥控车 改装升级配件 前后通用黄铜配重",
"quantity": 1,
"grams": 150000,
"properties": {
"_length_cm": "10.0",
"_width_cm": "10.0",
"_height_cm": "3.0"
}
}],
"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").