The most common and most likely answer to this crossword clue is the 6 letter word BIBLES
I've seen this crossword clue in The Guardian
B
I
B
L
E
S
More clues leading to the result BIBLES
Buddy explains!
The straight part
We know that "King James and co" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case king james and co = bibles.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does BIBLES mean?
BIBLES noun- An exemplar of the Bible.
- A comprehensive manual that describes something. (e.g., handyman’s bible).
- (at certain US universities) A compilation of problems and solutions from previous years of a given course, used by some students to cheat on tests or assignments.
- Omasum, the third compartment of the stomach of ruminants
- A piece of soft sandstone used for scouring the wooden decks of ships, usually with sand and seawater.
- A stone with a naturally-formed hole, used by Yorkshiremen for good luck.