TEKNIX bottom bracket for MOTOBECANE, MBK 51 ... With 28 teeth

Ideal to start afresh if your axle is warped, rusty, broken, worn (too much play in the pulley caused by a reduced diameter) here is the original TEKNIX type plate axle, of good quality it has a pinion of 28 teeth. Its diameter is 16mm and its length is 21cm in total!