Micromotor.eu NM017C Minitrix V200, BR 221, BR Class 42 Warship (Newer motor 41 2061 04) Coreless Motor Conversion Kit Contents: Motor Motor Housing Shaft Adapters Two Worms Two Brass Tube Flywheels (Minitrix 2061, 2079, 2161, 2942-2943, 11109-11110, 11120-11121, 12061, 12079, 12161, 12629, 12843, 12942-12943, 18010) Micromotor Products Are Designed With a -0.0 + 0.05 mm Tolerance To Be Glue Fitted NOT Friction Fitted. Recommended Is: Loctite 603 Retaining Compound. Fitting Instructions Are Via Micromotor Youtube Channel.