Up for sale is a real fine example od the 133.2 slope shoulder from Canada. If you've never owned one you should know they are substantial piece of glass. This one comes in a great shade of blue and has the added bonus of a carbon ring at the top of the pinhole. Condition is VVNM+ with no damage to mention. Add some inexpensive color to your shelf today. Priced at $25.00 plus shipping! Money order or personal check if I've dealt with you before.