Question about the Venom 3-blade prop at OSE

[RCboatfan2010]

http://www.offshoreelectrics.com/proddetail.php?prod=dh-venom-1994

This is the Venom 3-blade 32mm alu prop. What size 2-blade prop is its equivalent?
Do this prop come S&B? It does not state it on its specs.

Thanks