125 Round Bottom Flasks Three Necks, All Necks Parallel "PSAW" With Interchangeable Joints . 125/00 Length 100 mm, Socket Size B 24, Cone Size B14 125/01 Length 250 mm, Socket Size B19, Cone Size B14 125/02 Length 250 mm, Socket Size B19, Cone Size B19 125/03 Length 250 mm, Socket Size B24, Cone Size B14 125/04 Length 250 mm, Socket Size B24, Cone Size B19 125/05 Length 250 mm, Socket Size B29, Cone Size B14 125/06 Length 500 mm, Socket Size B24, Cone Size B14 125/07 Length 500 mm, Socket Size B24, Cone Size B19 125/08 Length 500 mm, Socket Size B29, Cone Size B14 125/09 Length 500 mm, Socket Size B29, Cone Size B19 125/10 Length 1000 mm, Socket Size B24, Cone Size B14 125/11 Length 1000 mm, Socket Size B24, Cone Size B19 125/11A Length 1000 mm, Socket Size B24, Cone Size B24 125/12 Length 1000 mm, Socket Size B34, Cone Size B19 125/13 Length 1000 mm, Socket Size B34, Cone Size B24 125/14 Length 2000 mm, Socket Size B24, Cone Size B19 125/14A Length 2000 mm, Socket Size B24, Cone Size B24 125/15 Length 2000 mm, Socket Size B34, Cone Size B19 125/17 Length 2000 mm, Socket Size B34, Cone Size B24 125/18 Length 3000 mm, Socket Size B34, Cone Size B19 125/19 Length 3000 mm, Socket Size B34, Cone Size B24 125/20 Length 5000 mm, Socket Size B34, Cone Size B19 125/21 Length 5000 mm, Socket Size B34, Cone Size B24 125/22 Length 5000 mm, Socket Size B45, Cone Size B24 125/23 Length 5000 mm, Socket Size B55, Cone Size B24 125/24 Length 10000 mm, Socket Size B34, Cone Size B24 125/25 Length 10000 mm, Socket Size B45, Cone Size B24 125/27 Length 10000 mm, Socket Size B55, Cone Size B24 125/28 Length 20000 mm, Socket Size B34, Cone Size B24 125/29 Length 20000 mm, Socket Size B55, Cone Size B24 125/30 Length 20000 mm, Socket Size B55, Cone Size B34