Micromotor.eu NM010G Minitrix BR 52 DB / DRG, SNCB 26, SNCF 150 Y, OBB 52 BR 9F Coreless Motor Conversion Kit Contents: Motor Motor Housing Shaft Adapters Worm Two Screws Two Knurls (Minitrix 2051, 2083, 2151, 11451, 12045, 12051, 12083, 12151, 12303, 12325, 12407, 12409, 12418, 12441, 12613, 12616, 12618, 12712, 12742-12743, 12775, 12794, 12805) 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.