Arsenal have reached an agreement to sign West Ham United midfielder Declan Rice in a deal worth more than £100 million (US$127 million), British media reported.The 24-year-old England international had received permission to undergo a medical this week ahead of his move across London, the Guardian said.The report added that West Ham had accepted an offer worth £100 million plus £5 million in add-ons, with the guaranteed portion of the fee expected to be paid in three instalments over two years.Reuters has contacted both clubs for a comment.West Ham chairman David Sullivan said last month that a gentleman's agreement meant Rice can leave despite a year remaining on his contract with the option to extend it by a further 12 months.Rice joined West Ham's academy from Chelsea as a teenager and has been a mainstay since his breakthrough campaign in 2017-18.