Description
Two simple steps transform a 18mm standard engine into a 24mm D size. Insert a standard engine into the Estes engine adapter, and insert the adapter into a rocket. 3 adapters per pack. Reusable.
Includes: 3 - engine adapters and instructions.
Note: Rockets weighing up to 4 ounces that would normally fly on C11 or D12 engines can be flown on B and C engines. This motor adapter has been tested in products that use ESTES metal engine hooks. It may not work with other brands of engine hooks.
1 Review
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Standard to D engine adapter
Some times you want just use a smaller engine in the wind.