AeroTech F20-4W 29mm x 83mm Single Use 2-Motor Pack - 62004

These high performance, composite propellant model rocket motors use the same family of solid propellant as NASA’s Space Shuttle Boosters, military missiles, sounding rockets, and NASA’s future SLS moon rocket. They utilize a patent pending high-strength polymer case and bulkhead, polymer nozzle and RCSs exclusive White Lightning™ aerospace grade composite propellant formulation, which produces a gorgeous bright white flame with lots of smoke and a throaty roar. This AeroTech motor pack comes with 2 rocket motors and 2 FirstFire™ Jr. Initiators. This AeroTech motor is U.S. mailable with no hazmat fee! Certified by the Tripoli Rocketry Association (TRA), the National Association of Rocketry (NAR) and the Canadian Association of Rocketry (CAR). Specifications: Motor Diameter: 1.125 inches (29mm) Casing Length: 3.28 inches (83mm) Total Impulse: 51.75 N-sec Average Thrust: 20 newtons Peak Thrust: 40.3 N-sec Thrust Duration: 2.49 seconds Delay Time: 4 seconds Propellant Weight: 30 gra