Estes® B4-4 Model Rocket Engines 3 pk
genuine image
Estes® B4-4 Model Rocket Engines 3 pk
The Estes B4-4 engine is a single stage engine designed for model rocket flight, and is suitable for rockets weighing less than 3.5 ounces, including the engine.
Estes® B4-4 Model Rocket Engines 3 pk
物品 #: 13942959

Estes® B4-4 Model Rocket Engines 3 pk

物品 #: 13942959

HKD 252

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from 美國

0 ratings 轉寫評價
有存貨
美國 從USA商店導入
現在訂購，約可在下列時間收貨： 星期二, 七月 28
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
The Estes B4-4 engine is a single stage engine designed for model rocket flight, and is suitable for rockets weighing less than 3.5 ounces, including the engine.
U-Care Warranty:
None
選擇一個計劃
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of 美國 store (110-120). Recommended power converters 立即購買.

What Stands Out

High Performance
Each B4-4 engine is designed for stable, high-powered launches, providing an impressive thrust to elevate your rocket design to impressive altitudes, enhancing the overall flight experience.
Reliability
Estes® engines are rigorously tested for consistency and safety, ensuring that model rocketeers can trust their performance for every launch, minimizing the risk of failure during exciting rocket launches.
Compatible Variety
Designed for versatility, these engines are compatible with a range of Estes® rockets, making them an essential addition for hobbyists who seek flexibility in their model rocket assemblies and configurations.

產品詳情

Shop now for the Estes® B4-4 Model Rocket Engines 6 pk at Ubuy 香港. Ignite your rocketry hobby with the high-performance engines from Estes!
Toy replacement part & accessory typeRocket Motor
Brandunknown
MaterialWood
ColorMulticolor
Age range14 years
Piece count3
ManufacturerHRP
Height0.750 in (1.9 cm)
Weight0.17 lb (80 grams)
Count per pack3
Color categoryBeige

Who Should Buy?

Suitable For
  • Beginners

    Ideal for novice model rocketeers; offers predictable flight performance for learning and enjoyment in rocket launching.

  • Educational Use

    Great for classrooms and science projects, teaching students about physics and engineering principles in a fun way.

  • Hobbyists

    Perfect for rocketry enthusiasts looking to add power to small rockets while enjoying a stable and reliable flight.

Not Suitable For
  • Advanced Users

    Experienced rocketeers may find the B4-4's power underwhelming for larger, more complex rocket designs and expectations.

  • Heavy Payloads

    Not suitable for models designed to carry heavy payloads; the B4-4 may not provide enough thrust for safe launches.

  • Indoor Launching

    These engines are designed for outdoor use; launching indoors can be unsafe and may violate safety regulations.

產品敘述

Estes® B4-4 Model Rocket Engines 3 pk

有疑問？ 與我們聊天

客戶問題＆回答

  • 題: What is included in the package?

    回答: Each package includes 3 engines, 3 igniters, and 4 igniter plugs.
  • 題: What type of rockets is it suitable for?

    回答: It is designed for rockets weighing less than 3.5 ounces, including the engine.
  • 題: How is it classified for shipping?

    回答: It can only ship via USPS due to its classification as a toy propellant device.

unknown Rockets Editorial Review

**** The Estes® B4-4 Model Rocket Engines have garnered a positive reception among customers, particularly for their reliability and performance. Many users highlighted the engines' excellent compatibility with their models, noting that they fit seamlessly and worked without any issues. Reviewers were particularly pleased to find that there were no defective units, which is crucial for a product meant to provide fun and excitement, especially for children. The engines are recognized for being kid-friendly, making them a great choice for family bonding and educational experiences in rocketry. Overall, customers expressed satisfaction with the product and indicated a willingness to repurchase in the future, reinforcing the engines' reputation as a solid choice for hobbyists and families alike. **

Customer Reviews & Ratings

5.0
1 客戶評分
  • 5 星
    100%
  • 4 星
    0%
  • 3 星
    0%
  • 2 星
    0%
  • 1 星
    0%

評價此產品

與其他客戶分享您的想法

優點

  • Reliable performance with no defective units.
  • Seamless compatibility with various rocket models.
  • Kid-friendly, enhancing family activities.
  • Positive overall customer satisfaction and willingness to repurchase.

缺點

  • No notable Cons were mentioned in the feedback.

Platform Trust & Buyer Confidence

trustpilot logo
3.9/5 90 + reviews
Read reviews
S
Sam
Verified buyer

“Great product, good packing, the goods arrived quickly and well protected.”

6 Jun 2026 · via Trustpilot
RD
Roxy
Verified buyer

“Great products and services”

17 April 2026 · via Trustpilot
SB
Samuel
Verified buyer

“Good market place with decent prices”

8 October 2025 · via Trustpilot
G
Gram4eild
Verified buyer

“whatever you want you will get delivered at reasonable pricing. I am a regular customer.”

18 Mar 2025 · via Trustpilot
HT
Henry
Verified buyer

“I've had a wonderful experience shopping with UBUY Hong Kong. The customer service is outstanding, and my orders always arrive on time. Very satisfied with their services!”

2 Jun 2024 · via Trustpilot
安全結帳 Global Delivery Easy Returns Genuine Products

Product Price History

重要資訊

  • 限制：如跨國購買產品，請注意製造商的保固有可能無效；製造商服務選項可能無法使用；產品手冊、教學、以及安全警示可能不會是目的地國家的語言；產品（與附加材料）設計也許不會符合目的地國家的標準、規格、以及標示要求；且產品也許不會符合目的地國家的伏特數值與其他電力標準（需要使用合適的變壓器或轉接器）。收件者須負責確定該產品在目的地國家可合法進口。當在 Ubuy 或其聯盟夥伴網站上訂購時，收件者為記錄上的進口者，且必須遵從目的地國家的法律與規範。
  • 由於 Ubuy 是一個全球搜尋引擎，並不是所有列於 Ubuy 的產品都有出售。產品須受出口／貿易法規規範。

HKD 252

現在訂購，約可在下列時間收貨： 星期二, 七月 28

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

特色和優勢

  • Includes 3 engines, 3 igniters, and 4 igniter plugs
  • Designed for rockets weighing less than 3.5 ounces
  • Suitable for model rocket flight
  • Single stage engine
  • Can only ship via USPS due to toy propellant device classification
  • Proposition 65 warning for chemicals

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.