1/4A motors with a 3 second delay. These "mini-engines" are suitable for small rockets with a 13mm motor mount.
Package includes 4 Motors, 4 igniters and 4 igniter plugs.
Length: 44 mm
Diameter: 13 mm
Weight: 5.6 gr
Burn time: 0.25 sec.
Max liftoff weight: 28 gr
Use: Single Stage (green label)