The Mark II Missile Turret from Puppets War does a pretty good job of turning a Rhino/Razorback into a Whirlwind. The design would work quite well on Deimos-pattern Rhinos.
More pictures below.
Puppets War Missile Turrets
The Mark II Missile Turret from Puppets War does a pretty good job of turning a Rhino/Razorback into a Whirlwind. The design would work quite well on Deimos-pattern Rhinos.
More pictures below.