scope ring size question

[soulska]

would like to mount my 4 inch diameter flashlight onto my weapon. what size ring would i need to cover the 4 inches?

[HK Dave]

You want to strap on a flashlight with a 4" diameter?!

The math is simple, you need 4" rings and 24" pythons brother.

[soulska]

that was easy..

[ch3ck5ix]

would like to mount my 4 inch diameter flashlight onto my weapon.

Actually isn't that more like mounting a weapon to the light...?
Out of curiosity, what light are you trying to mount? And to what kind of weapon?