The most common and most likely answer to this crossword clue is the 5 plus 5 letter word EXTRA COVER
I've seen this crossword clue in The Daily Telegraph
E
X
T
R
A
C
O
V
E
R
More clues leading to the result EXTRA COVER
- Position where very old revolutionary caught by old bullet
- More protection for fielder
- Fielding position gets another 1006 balls?
- Additional clothing fielder required
- Additional clothing for fielder
- More clothing a fielder required
- Fielder, wide perhaps, caught series of balls
- Additional insurance against being driven off
Buddy explains!

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.