Here is a review I found about 375ml on the Burgundy Portuguese:
They also might be cheaper. $70, free shipping, 5% discount if you sign up for their e-mail list.
375 ml btles need a extra piece on the bottom to cork. In time the spring rod will jamb and you'll have to oil it.
http://www.eckraus.com/winery-grade...tm_campaign=Learn+How+To+Become+A+Real+Corker
They also might be cheaper. $70, free shipping, 5% discount if you sign up for their e-mail list.