There are apparently critics of Bronny James' game in NBA front offices too ... 'cause one general manager declared this week LeBron's kid is "nowhere near ready" to play in the Association right now.
The GM made the comments to The Ringer's Dan Conner ... while speaking under the condition of anonymity.
It didn't seem the exec absolutely loathed the 19-year-old's skillset -- in fact, he appeared to praise the teen's defensive ability -- but he seemed to make it clear that LBJ Jr.