Estes Flying Model Rocket Accessory Engine Adapter 18mm to 13mm(3pk) EST 2316
Two simple steps transform a mini engine into a standard size. Insert a mini engine into the adapter, and insert the adapter into a rocket
3 adapters per pack
Reusable
Adapts standard engine mounts to hold a mini engine
NOTE: Rockets weighing up to 2 ounces that would normally fly on A8-3 engines can be flown on A10-3T engines