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Happy 4th of July!Enjoy 15% off your total order at checkout! Exclusions apply.
ENGINES FOR MODEL ROCKETS
3 ā B6-4 Engines 4 ā Starters 4 ā Starter Plugs PLEASE NOTE: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box for delivery.
The Estes B6-4 Rocket Engine 3-Pack is a medium engine pack that delivers high altitude flights. As a standard 18mm single-stage engine, this is designed for larger, heavier rockets.
Estes 1606 B6-4 Engine Bulk Pack package includes --
B6-4 Rocket Engine 3-Pack is best used in the rocket kits below -Ā
ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.
Total Impulse
Time Delay
Max Lift Weight
Max Thrust
Thrust Duration
Length
Diameter
Weight
Propellant Weight
We use these with the Alpha kit. Good engines for first time flyers, like our Civil Air Patrol cadets. If they launch well with B engines, we let them use the C for the next launch.
Great little engines that provide plenty of thrust for biginers like me and my son
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