27 - year - old Sinclair has stopped 16 of his 21 victims .
Last December proved he can carry his power up to world level when flooring Puerto Rico 's Daniel Santos in the opening round of a WBO title tilt .
27 - year - old Sinclair has stopped 16 of his 21 victims and last December proved he can carry his power up to world level when flooring Puerto Rico 's Daniel Santos in the opening round of a WBO title tilt .