49ers star TE George Kittle (hamstring) ruled out vs. Rams

(Photo credit: Brad Rempel-Imagn Images)
San Francisco 49ers standout tight end George Kittle will miss Sunday's game against the host Los Angeles Rams due to his hamstring injury.

Kittle was downgraded from doubtful to out by the club on Saturday.

The loss of Kittle leaves the 49ers without three key offensive players against Los Angeles. Star running back Christian McCaffrey (calf, Achilles) is on injured reserve and