Estes B4-2 Model Rocket Engines Starters Plugs NOS Factory Sealed 3 Pack

New old stock Estes B4-2 model rocket engine pack — includes 3 engines, starters, and plugs. Perfect for collectors or hobbyists looking for vintage Estes rocket supplies. Package is factory sealed and in excellent condition. • Brand: Estes • Model: B4-2 • Includes: 3 engines, starters, plugs • Condition: New old stock (sealed package) • Year: 2013–2014 packaging • Made in China for Estes-Cox Corp, Penrose, CO • Warning: Flammable — use only under proper supervision A great addition for any rocketry enthusiast or Estes vintage collection.