Allen key size for limb bolt on A7

[Jason Shore]

can somebody please tell me the allen key size that I need for a mathews A7
The bow is second hand and did not come with a manual and every exsisting allen key that I have does not fit
Thanks Jason

[DanceswithDingoes]

Mine has '5 CV' stamped on it if that helps. My foldaway fits any other bow besides Mathews :)
http://mathewsinc.com/data/mathewsinc/file/245_5111_Math06OwnMan.pdf
Check page2 I couldnt read it as it was blurry.

[Marcus]

1/4"

[Jason Shore]

Thanks guys
It has turned out to be 7/32
Thanks again Jason