This part is from Chrayol Design Org.
cost:
60
mass:
0.002
category:
Engine
TechRequired:
advRocketry
engine_data:
standard
{"isp"=>{"vac"=>154.0, "atmo"=>118.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>12.0}
resources:
SolidFuel
2.5