These PYREX® angle connecting adapters have a sidearm at an approximately 75° angle from the lower joint. The lower end and sidearm are equipped with inner 19/22 Standard Taper joints, and the upper end with an outer 19/22 Standard Taper joint. This tube is also a replacement part for Corning® organic chemistry kits Nos. 6949E (Thomas No. 7177U65) and 6949G-2 (Thomas No. 0318V26).