A large 2-piece Inter-Joint column with a detachable fitted porcelain filter. Both pieces are labeled Inter-Joint and made of Pyrex Brand Glass in the U.S.A. The column section is 10 1/4" long. Female ground joint size is 34/28. The bottom section has the fitted porcelain filter with a small reserve bubble below it. Also size is marked 34/28. 6 1/2" long—no chips or cracks.