This part is from Soviet Rockets - R7/Proton/Zenit Rockets and more
cost:
850
mass:
0.3
category:
Structural
TechRequired:
generalConstruction
engine_data:
standard
{"isp"=>{"vac"=>100.0, "atmo"=>100.0}, "propellant_ratios"=>{"SolidFuel"=>1.0}, "max_thrust"=>20.0}
resources:
SolidFuel
8.0