Lee Selby (20-1, 8 KOs) will challenge IBF featherweight champion Evgeny Gradovich (19-0-1, 9 KOs) on April 25 at the O2 Arena in London.
The Welsh featherweight star has been in fine form since he won the British and Commonwealth titles when defeating Stephen Smith by TKO in 2011.
He has battled his way into the mandatory position with a string of impressive wins, including an 9th round stoppage over previously unbeaten Joel Brunker in his last outing in October.
Russian Gradovich, who won…