F23-4 2 PK Outer Diameter: 1.125" (29mm) Length: 3.28" (83mm) Motor Weight: 80 g Propellant Weight: 30.0 g Propellant Type: Black Max䋢 (FJ) Total Impulse: 44 N-sec Burn Time: 2.1 seconds Delay Time: 4 seconds Maximum Recommended Liftoff Weight: 22 oz/620 g Fits rockets designed for 29mm motors
This was perfect for the rocket that I bought it for.