This part is from SPRockets
cost:
2200
mass:
1.75
category:
Payload
TechRequired:
composites
engine_data:
standard
{"isp"=>{"vac"=>350.0, "atmo"=>300.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>250.0}
resources:
SolidFuel
1.0