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1/2A3-4T EnginesThe Estes 1 2A3 4T engine is a dependable mini engine designed for lightweight model rockets, making it an excellent choice for classroom activities, student launches, and educational flight demonstrations. With a total impulse of 1. 25 N sec and a peak thrust of 8. 3 newtons, this 13 mm diameter engine delivers quick thrust performance that reliably powers rockets weighing up to 1. 0 ounce. Its 4 second delay ensures a smooth coasting phase and

Inspire the Next Generation

and engaging

Projected Max Altitude 1150 ft

30166-2 - AR-5055 Green Adapter Ring (qty

Students can calculate predicted altitudes

The Pro Series II™ 30 Inch Nylon Parachute is designed to support educational rocketry programs that require reliable

Its high visibility fluorescent orange streamer makes it easier to track descent and locate the rocket after landing

The Alpha turns an ordinary lesson into an extraordinary journey of discovery

The controller includes a two-button arming and launch system that helps reinforce safe launch procedures for students

This reliable construction ensures consistent performance across every build

helping reinforce cause and effect relationships and foundational aerospace principles

The rockets come with pre-colored parts