Standing over 3 1/2 feet tall, the Rocketarium Black Brant IV is a large flying model rocket capable of altitudes in excess of 1650 feet (500m) on an F motor before returning back to Earth so it can be flown over and over again. Unlike most model rockets, the Black Brant IV contains an ejection baffle system which means that no recovery wadding is required for flight. Original Black Brant IV was a two-stage rocket consisting of Black Brant V first stage with the Black Brant III second stage and was used by Canadian Space Agency and NASA. This kit is a single-stage model of Black Brant IV. Requires (not included): Compatible Launch Pad and Controller with 3/16" Launch Rod, Wood glue, CA Glue, Hobby Knife, Sandpaper, Primer, Paint and Clear Coat. Rocket Engines with igniters. Recommended Rocket Engines: D12-5, E12-6, E15-7, E20-7, E30-7, F44-8, E18-7, E28-7, F24-7