--- product_id: 726724913 title: "United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines" brand: "united model" price: "719 zł" currency: PLN in_stock: true category: "United Model" url: https://www.desertcart.pl/products/726724913-united-models-a8-3-b4-4-c6-5-mini-bulk store_origin: PL region: Poland --- # Starter and plug included for instant launch Altitude range from low to high flights 9 total engines for varied flight power United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines **Brand:** united model **Price:** 719 zł **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your rocket game—launch higher, launch smarter! ## Quick Answers - **What is this?** United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines by united model - **How much does it cost?** 719 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/726724913-united-models-a8-3-b4-4-c6-5-mini-bulk) ## Best For - united model enthusiasts ## Why This Product - Trusted united model brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bulk Pack Value:** 9 engines in one combo pack—perfect for multiple launches or group sessions - • **Altitude Mastery:** A8-3 for first flights, B4-4 doubles altitude, C6-5 nearly doubles B4-4 for sky-high launches - • **Ready-to-Launch Kit:** Starter and plug included so you’re launch-ready out of the box - • **Versatile Flight Power:** Includes 3 A8-3, 3 B4-4, and 3 C6-5 engines for beginner to advanced altitude flights - • **Model Rocket Compatibility:** Designed to fit a wide range of model rockets—check compatibility and elevate your hobby ## Overview The United Models Mini Bulk Pack offers 9 model rocket engines (3 each of A8-3, B4-4, and C6-5) designed for progressive altitude flights from beginner to advanced levels. With included starter and plug, this combo pack ensures you’re fully equipped for multiple launches, making it ideal for hobbyists seeking reliable, versatile rocket power. ## Description Product description United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines Directions Assembly instructions not included ## Features - Combo pack includes a total of 9 engines - 3 A8-3, 3 B4-4, and 3 C6-5 engines. Starter and plug included Note: Please make sure these engines are compatible with the model rocket before purchasing - All engines required for rocket flight in low, medium, and high altitude models - The A8-3 is used for first and small airfields as you get used to rocket performance and airport landing - B4-4 is almost twice as high as the A8-3 - C6-5 provides almost twice the altitude of B4-4 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09QRB6ML3 | | Additional Features | Portable | | Age Range Description | Kid | | Amazon Bestseller | #214,570 in Hobbies ( See Top 100 in Hobbies ) #124 in Spacecraft Model Kits | | Are Batteries Required | No | | Batteries are Included | No | | Brand Name | United Model | | Color | yellow | | Included Components | 3 A8-3 engines, 3 B4-4 engines, 3 C6-5 engines, starter, plug | | Is Assembly Required | Yes | | Item Dimensions | 8.9 x 2.5 x 2.5 cm | | Manufacturer | United Model | | Manufacturer Maximum Age (MONTHS) | 60 | | Manufacturer Part Number | 980214 | | Material Type | Cardboard | | Model Name | Mini Bulk Pack | | Number of Items | 9 | | Operation Mode | Manual | | Power Source | Corded Electric | | Size | 1 inch (W) x 1 inch (H) x 3.5 inches (L) | | Theme | rocket | | Toy Vehicle Form | Rocket | | UPC | 655365591030 | ## Images ![United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines - Image 1](https://m.media-amazon.com/images/I/91DVD2Ww+CL.jpg) ![United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines - Image 2](https://m.media-amazon.com/images/I/81b5gvj2a2L.jpg) ![United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines - Image 3](https://m.media-amazon.com/images/I/71fpz9oNNZL.jpg) ![United Models A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a total of 9 engines - Image 4](https://m.media-amazon.com/images/I/51FoGm4xjOL.jpg) ## Frequently Bought Together - United Model A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a Total of 9 Engines - Estes 2274 Recovery Wadding - Estes Rascal/HiJinks Launch Set , Yellow Large --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/726724913-united-models-a8-3-b4-4-c6-5-mini-bulk](https://www.desertcart.pl/products/726724913-united-models-a8-3-b4-4-c6-5-mini-bulk) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-20*