on 21/22 sept 2019, zef eisenberg, achieved four fim world records for the fastest ever electric (unfaired) motorbike with the madmax / notts uni zero tt bike, achieving, 2-way average 1 kilometre speeds of 185mph, one mile peeds of 194.04mph and peak gps speeds of 197mph in just over a mile in elvington, runway 26 at yorkshire.