TEMPERS threatened to boil over as KSI and Tommy Fury weighed in for their bitter grudge bout.
The pair of British rivals both scaled inside their agreed 183lb (13 stone) catchweight clash in Manchester tomorrow night.
Amid the rising bad blood, the pair of unbeaten crossover boxing stars were separated by a plastic cage.
Both attempted to break through the barrier with Fury repeatedly smacking it.
The two exchanged words before eventually being dragged away by their separate teams.
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