Swiss arca plate question.

[fracster]

Does anybody know where I can get the small grub screws that fit on the end that prevent the lens sliding off the head if it is not tight enough?

Thanks.

Or does anybody know the size of them?

 

[fracster]

Found it. M3 6mm if anyone needs to know.

http://www.tripodhead.com/products/Instructions-P-40.pdf