Appropriate prop for Outboard?

[jddenham]

Would this prop fit a 1975 6-cyl Merc 1500?

www.james.denham.com/Web photos/merc150.jpg

http://cgi.ebay.com/ebaymotors/Hydr...tegoryZ26456QQihZ012QQitemZ220114230270QQrdZ1

Thanks for any insight !!