Originally Posted by
sweeks
That looks very much like V1 to me. You'd probably have to measure things, but if you look at the photographs of V1 and V2, the tabs (or slots for the tabs) look longer than the slots on your candidate. And, as I said, if the crankset doesn't come with a BB, good luck finding one.
No, the Alivio would be V2 if Octalink. The only MTB crank that used V1 was XTR back in the 9 speed era. All other Shimano OL MTB cranksets were V2.
As for getting an Octalink BB, Shimano still has both versions of Octalink in their line-up.