The former Kakamega Homeboyz player is unhappy at the club and believes his time is up
Gor Mahia defender Charles Momanyi is demanding a release letter from the club citing breach of contract and frustration.
The experienced centre-back has been with K'Ogalo since 2017, after joining from Kakamega Homeboyz.
However, things have not been going on well for the player of late and he now wants a new challenge.
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"It started with his signing fee; his contract had expired and last October he extended," a source close to the player told Goal on Tuesday.