Internal RCS
Monopropellant and Liquid fuel RCS thrusters
without encasement, so they can be placed everywhere
and don't harm aerodynamics or smooth shape of your spaceship
Download:
Spacedock
KSP 1.3.X - 1.4.X
Thrusters have 90, 60, 45 and 30 degrees nozzles
(monopropellant with polished metal, LFO slightly bigger and full black)
MP thrust - 1.5kn ISP 100-240 (stock) Cost - 200
LF thrust - 4kn ISP 140-260 (stock) Cost - 400