This part is from Lack Luster Labs
cost:
11500
mass:
1.35
category:
Engine
TechRequired:
ionPropulsion
engine_data:
radion
{"isp"=>{"vac"=>4200.0, "atmo"=>100.0}, "propellant_ratios"=>{"ElectricCharge"=>1.8, "XenonGas"=>0.1}, "max_thrust"=>12.0}