Micromotor.eu NM021G Minitrix BR 01 Antrieb in Lok, UK Class 7P, Class 4A (Brittania, Nigel Gresley, Mallard, Flying Scotsman) Coreless Motor Conversion Kit Contents: Motor Motor Housing Shaft Adapter Worm Two Screws. Two Brass Knurls Motor in locomotive. (Minitrix 1911, 2037, 2042, 2044-2045, 2076, 2100, 2176, 2900, 2946-2947, 11088, 12037, 12042, 12076, 12176, 12946-12947, 12949-12950) 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.