Estes Rockets 1/4A3-3T Engines
- Launch your next model rocket on Estes Rockets 1/4A3-3T Engines
- Each package includes 4 engines, 4 starters and 4 starter plugs
- 1.75 inches x .50 inches and weighs .21 oz
- Total impulse: .625 N-sec
- Max thrust: 4.90 Newtons
- Can only be shipped via USPS Parcel Select Ground. No international shipping is allowed.
Propel your lightweight model rockets into the sky with the Estes Rockets 1/4A3-3T Engines. Sold in a pack of 4 engines, 4 starters and 4 starter plugs. Each engine weighs .21 oz and measures 1.75 inches x .50 inches. Remember, these engines only ship USPS Parcel Select Ground.