Estes Rockets A3-4T Engines
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- Launch your next model rocket on Estes Rockets A3-4T Engines
- Each package includes 4 engines, 4 starters and 4 starter plugs
- 1.8 inches x .50 inches and weighs .28 oz
- Total impulse: 2.50 N-sec
- Max thrust: 6.80 Newtons
- Can only be shipped via USPS Parcel Select Ground. No international shipping is allowed.
Get to know the Estes Rockets A3-4T Engines. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 starters, 4 starter plugs. Max thrust is 6.80 Newtons and total impulse is 2.50 N-sec. Remember, these engines only ship USPS Parcel Select Ground.