The 49ers go into 2018 without a superstar tight end. There’s no Rob Gronkowski or Travis Kelce on this roster.

But what the Niners do have is depth, versatility and potential with a trio of Garrett Celek, George Kittle and Cole Hikutini that could be very good in a second season in Kyle Shanahan’s offense and a full offseason with quarterback Jimmy Garoppolo.

In 2017, Kittle had 43 catches as a rookie for 515 yards and two touchdowns. Celek had