- Used with single stage rockets.
- The "FJ" stands for Fast Black Jack.
- Primary use is for single stage rockets.
- Propellant effect is a dense, sooty black smoke.
- Burn time for this motor is 2.2 seconds.
- The average thrust of the motor is 8.5 pounds (38 Newtons); however, can peak at 17.5 pounds (78 Newtons).
- They each have a delay of 4 seconds.
- Compact motor comes with directions and performance specifications.
- Contains one 4-1/4" long copperhead igniter and elastic band.
