Didn't know that. Actually, I can find four parts.
2884.dat, ~Monorail Points Inner Wheel
2890.dat, ~Monorail Points Rack Shover
2883.dat, ~Monorail Points Shover
2911.dat, ~Monorail Track Points Interior Shover
2884.dat, ~Monorail Points Inner Wheel
2890.dat, ~Monorail Points Rack Shover
2883.dat, ~Monorail Points Shover
2911.dat, ~Monorail Track Points Interior Shover