Manx cyclist Mark Christian and partner Andrew Fenn lead the Rotterdam Six Day event, after four nights of competition.
In yesterday's Madison event, the pair maintained their advantage despite the Dutch team of Ismael Kip and Roy Pieters gaining a lap.
Christian and Fenn are now on the same number of laps as their Dutch rivals, but have scored eight more points.
Hickman to make debut at Southern 100 Road Races
Fourteen-time TT winner contesting in the Superbike class
FC Isle of Man needs 'mindset change', says new manager
Lee Dixon has taken over the vacant managerial position
Shooting: Mark Riley wins both rounds at Meary Veg
Second and third rounds of the Sadler Agricultural Supplies ABT league held
Lee Dixon appointed as new FC Isle of Man manager
Club announces new appointment ahead of Festival of Football