Engine Adapter 13/18 (Estes)
Use to fly an 13mm "Mini" Engine in a Model with a Standard 18mm Mount. Insert a mini engine into the adapter then insert the adapter into a rocket. 3 adapters per pack. Reusable.
Rockets weighing up to 2 ounces that would normally fly on A8-3 engines can be flown on A10-3T engines.
Rockets weighing up to 2 ounces that would normally fly on A8-3 engines can be flown on A10-3T engines.